Dynamic Array In Vba

I've tryed the following but without succes: [vba] Option Base 1 Dim x(), O(3) As Integer Dim i, j As. The “for Applications” bit means that it is integrated behind the scenes in the software application you’re using, be it Word, Excel, or in our case AutoCAD. you will not be able to change the size of the array later in your code. name Next myCount End Sub. This comes in handy when you are trying to loop through unique values in a given column, which allows further action based on these unique values. It is supplied with standard libraries in many modern mainstream programming languages. For example, if you store a name list, you may want to sort them in alphabetical order (Apple, Banana, Cat…). Otherwise VBA would probably be the easiest. Dynamic Print Area in Excel I was creating a new version of my amortization schedule spreadsheet today and wanted to set the print area so that it didn't print a bunch of blank pages. Accessing an element of the Array is done by using the name of the Array, followed by the index of the element, inside parenthesis:. Summary: Above VBA Excel code placed in the post "Dynamic drop down list with array source" placed in website "exceldb. VBA calls on a vast range of objects, properties, methods,. I'm trying to create a block for angled handicapped parking stalls. For making things easier, you can use a code to create the dynamic named range automatically. I want to do a vba function so that it reads the first row of [example1] sheet and then stores it in a dynamic array in such a way so that : A) Each column values are repeated for 10 times (we can use a constant variable) B) And then stored in the array. It returns a zero-based, one-dimensional array holding the parts of the original text string. In programming concept, An Array can be said as a collection of values of the same type. ( Unfortunately since this procedure will be interfacing with 3rd party software/data it is imperative that I use a one dimensional array instead two dim array). Usually the area doubles in size. Any variable may be used as an array. If the specified array is a dynamic-size array, it will reset the array to zero size. An array is a group of variables. A two-dimensional (2D) array is an array of arrays. We loop through the selected cells,. VBA UBound Function Examples. By declaring an array that has at least two dimensions (separated by commas) we create a matrix: Dim AMatrix(3,5) as String In this case, this matrix has the first dimension of size 4 (from 0 to 3) and the second dimension of size 6 (from 0 to 5) thus totaling 24 elements ($4 \times 6=24$). The length of this "sequence" is determined by two things: the type of object your array will hold and the numb. A dynamic chart range is a data range that updates automatically when you change the data source. An array will count the values from zero, not from 1. There are two types of arrays in VBA. But remember, the actual size of the array is highest index number plus one!! (since the array starts at index number 0). 2] of integer, defines a new array data type called MyTable. Add some numbers to column A. CountIf, and how to create and add items to a dynamic array. Arrays are a variant type variable that you can use in VBA coding to store a list of data. Instead you collect them in one place, your array, and then you can look them up, when you need to read or write a value. VBA arrays can have up to 60 dimensions. If needle is a string, the comparison is done in a case-sensitive manner. The above example was a good introduction to accessing elements in an array, but it isn't that helpful for printout out all items that might be in an array. How will I declare a two-dimensional dynamic array and redimension it later? For instance, I have an array like this: Array1(x,2) where there are two columns fixed, and a variable number of rows which can later be redimensioned, to something like this: x=x+1 Redim Preserve Array1(x,2). A huge turning point for me when I was teaching myself how to write VBA was being able to create dynamic code. VBA - Loop through arrays. (If you are unfamiliar with arrays on MSDN you can find an article how to declare or use an array. Excel’s calculation engine is optimised to exploit array formulae and functions that reference ranges. net, How to create textbox and label at runtime in vb. For example, consider the 4-by-4 magic square A:. The VBA ArrayList is also a very useful data structure if you want to work with dynamic VBA arrays but don’t want the hassle of having to constantly redefine (Redim) the size of the array. This is not new in Excel, however given this new dynamic array functionality, I expect they will become more common for regular Excel users. Summary: Above VBA Excel code placed in the post "Dynamic drop down list with array source" placed in website "exceldb. If the value is not in the array or the array is empty, the VBA function returns false. I use an array formula, based on a dynamic named range. Array size can not be changed. I'm trying to get all of the unique elements from an array using vba in excel. No as I just said you can't use Redim Preserve with a multi dimensional array because of how memory is managed, the best idea here is loop through once first to count the data you need, then use redim once on the array and loop through again to populate it. Accessing Elements. In my reading about dynamic array formulas, the word "spill" comes up a lot. All the values must be of the same data type. I need to iterate thru several lines of a worksheet and pick out appropriate items to put into the array statement. Look at the screenshot below. How can I do this? I was not able to find a simple example online. The curly brackets are to tell Excel that this is an array of values. Dim MyArray(1 to 5) As String. You may have to register before you can post: click the register link above to proceed. The collections that are already built in the VBA language are referred to as built-in collections. VBA Code and SQL SQL stands for Structured Query Language and is the language used to extract data from almost all databases like Access and SQL Server from Microsoft or, Oracle, Sybase, SAP and also most accounting applications. VBA Array An Array can be said as a collection of values of the same type. Arrays, Static Vs Dynamic: There are 2 main types of arrays you can use in VBA, Static and Dynamic. Beginners in VBA programming are encouraged to go through the prior lessons in this series if they had not already done so. One-dimensional Array; Two-dimensional Array; For most of the time we use One-dimension Array, therefore this tutorial will only talk about One-dimensional Array. Summary: Above VBA Excel code placed in the post "Dynamic drop down list with array source" placed in website "exceldb. The array is a memory location which is capable of storing more than one value. Can I assume from this that it NOT POSSIBLE to use VBA to assign the values of a one dimensional Dynamic Array ?!?! Thank you for any insight offered. Dim Dynamic_array As Variant ' first we set Dynamic_array as variant For n = 1 To 100 If IsEmpty(Dynamic_array) Then 'isempty() will check if we need to add the first value to the array or subsequent ones ReDim Dynamic_array(0) 'ReDim Dynamic_array(0) will resize the array to one variable only Dynamic_array(0) = n Else ReDim Preserve Dynamic_array(0 To UBound(Dynamic_array) + 1) 'in the line above we resize the array from variable 0 to the UBound() = last variable, plus one effectivelly. How will I declare a two-dimensional dynamic array and redimension it later? For instance, I have an array like this: Array1(x,2) where there are two columns fixed, and a variable number of rows which can later be redimensioned, to something like this: x=x+1 Redim Preserve Array1(x,2). Declaring Dynamic Arrays With Unknown Size - Excel View Answers Hello, I do not know how to declare an array so that I can fill it with an unknown amount of elements. This video demonstrates how you can create a dynamic range or array that is updated by changing one cell. The following statement. VBA has several comparable options to store information: - a dictionary - a collection - an array variable - an ActiveX ComboBox - an ActiveX ListBox - a Userform control ComboBox - a Userform control ListBox - a sortedlist Which one to use is dependent of the goal you want to achieve. Here's pseudo-code for what I want to do:. A huge turning point for me when I was teaching myself how to write VBA was being able to create dynamic code. This is my code for a simple 2x2 matrix but don't know how to make it dynamic (for a 3x3 or 4x4 matrix). If the value is found in this array, I need to select (and later copy/paste) values in the row. If you want to store non-duplicated items, use Scripting. You can replace characters in a given string or replace characters in a cell or a specified range in your Excel worksheet. To make it easy to reference resizing dynamic arrays, we are adding a way to reference the entire spill in a dependable, resilient way. Add command button on the userform from the toolbox. Let us see the example VBA macro code on dynamic 2Dimensional Array in Excel. VBA takes round brackets as a signal that you want to set up. Arrays are a variant type variable that you can use in VBA coding to store a list of data. That is, a two-dimensional square array with ten columns would be declaredm for example, as ” Dim MyArray(9,9) “, since the array indices run from 0 to 9. Arrays can store integers, strings, and any other type of object, including references and other arrays. My problem was variable name confusion, which resulted in the array not being properly dimensioned, and the data I wanted to access not being stored where I wanted it. If you want to reset an array to change its size and content, use the Erase instruction. Recommended Articles. This posts shows two things: Its shows how to find a value in a sheet without looping, and instead using the functions. If you are doing multiple conditional sums, particularly on sorted data, AVLOOKUPS can be significantly faster than array formulae. The dimensioning of byte arrays in VB6 is a trap for programmers used to C and Java, and is counter-intuitive. Note: This section assumes you are familiar with the process Step 3 – Save the file. Array (0, 0) means first-row first column. Using VBA Dynamic Data Validation. A10), calls up the function procedures and returns. Any variable may be used as an array. If the third parameter strict is set to TRUE then the in_array() function will also check the types of the needle in the haystack. Array formulas are one of Excel's most powerful features. In contrast to a Static Array, when declaring a Dynamic Array it is not necessary to define the dimensions of the Array. Note: This section assumes you are familiar with the process Step 3 - Save the file. The above example was a good introduction to accessing elements in an array, but it isn't that helpful for printout out all items that might be in an array. An array which has a fixed number of. Dim arrTwoD() Resize the array. In other words, it is the greatest peak-to-trough of the asset returns. Dynamic Array – This Is the interesting part. ReDim Preserve arrTwoD(1 To 2, 1 To 2) Store values in array. Recommended Articles. Maximum 4-dimension array can be declared. the array is 1 row high. As I mention above, the basic difference you must be aware of when declaring an array (vs. The array can have multiple dimensions. About this tutorial: Video duration:. There are two types of Array in VBA. Array (0, 0) means first-row first column. The length of this "sequence" is determined by two things: the type of object your array will hold and the numb. First, we. A VBA Static variable retains its value even when the procedure ends. This is called the spill range , and I explain more about it below. dynamic, static array -> sizeof() How can you quickly find the number of elements stored in a a) staticarray b) dynamic array ? Convert Static Array to Dynamic Array ? creating a 2-d array using dynamic memory allocation; Array basics - how to return index number? VBA array basics - how to test for value?. Below are the types of arrays in VBA Excel. Easily Count a Dynamic Range in Excel With COUNTIF and INDIRECT. In case of Dynamic array, we need to assign the value of array by using REDIM function in VBA. Question: The weekdays and dates of a month are to be opened in a two-dimensional array and then inserted in the sheet. I had an occasion to create about 25 dynamic named ranges. Then when and Office 365 user opens the file they will be converted back to Dynamic Arrays. This method does 2 things simultaneously: it defines an array and fills it with items. Re: Dynamic Arrays in VBA With If Statements and For Loops I suggest you read the short guide with the link below. Sub ARRAY_sheetnames() Dim wksht As Worksheet Dim i As Long Dim wkshtnames() 'This is an array definition i = 0 For Each wksht In ActiveWorkbook. But there are times we can't tell exactly how many elements our array will have. In the previous tutorial we demonstrated how you can make multiple lists dynamic by using the tables feature that is built into Microsoft Excel. If the value is in the VBA array, the function returns true. This opens the code module for the active worksheet. I want to do a vba function so that it reads the first row of [example1] sheet and then stores it in a dynamic array in such a way so that : A) Each column values are repeated for 10 times (we can use a constant variable) B) And then stored in the array. In this example, the array is from A1 to A10 of Sheet1 of an opened Excel Workbook. Getting Started with Arrays in Visual Basic for Applications A good overview over arrays in VBA can be found in the MSDN. Fixed And Dynamic VBA Arrays. However the list is static, but it should be failrly easy to make it dynamic. Arrays in VBA are a little finicky and require a different procedure than programming langauges like C or Python. Dynamic arrays may seamlessly resize as your data changes. The variable n is used to keep track of the size of the array; it starts out as 0. So I cooked up some code. It is used in conjunction with named ranges, charts(to make them dynamic), Sum formula, SUMIF formula, Pivot Tables (to make source range dynamic), VLookup Formula, Array formulas etc. Dynamic - an array where the size is set at run time. You don’t initially declare the number of items or elements in the array as for the Static array variable, but you use the ReDim keyword to specify the size or the number of items that a Dynamic Array has. If you want to store a list of the same data type in a single variable, you can use an array to store. These examples highlight the use of multiple conditions within a single array formula and how we can club multiple formulas in to a single array formula. You can even use a dynamic range name so that you don't have to redefine the range each time you add a new item. VBA - Loop through arrays. This opens the code module for the active worksheet. One of the trickiest parts of using loops with arrays is making sure the loop iterates the proper number of times. Easily Count a Dynamic Range in Excel With COUNTIF and INDIRECT. Step 2 - Add a command button. count ReDim myArray(1 To NumShts) For myCount = 1 To NumShts myArray(myCount) = ActiveWorkbook. Easily Count a Dynamic Range in Excel With COUNTIF and INDIRECT. Option Base 1 Sub MySheets() Dim myArray() As String Dim myCount As Integer, NumShts As Integer NumShts = ActiveWorkbook. Excel VBA SUPER STRONG ARRAYS Series4 4. This is the whole reason we use array in VBA (most of the time). From Training Material. The following statement. I'm running Excel 2003 in Windows XP. We could avoid this if we wish by declaring "Option Base 1" for our VBA module. If Option Base 1 is not specified, all array indexes begin at zero. VBA does let you declare a dynamic array using the Static parameter. A dynamic chart range is a data range that updates automatically when you change the data source. Loop through a long list of text values in Decision Ref Column A. I think you get the idea, but if you’re not familiar with HLOOKUP you can read my HLOOKUP tutorial and insert the ROWS function in place of the row number in the HLOOKUP formula just as we did for the column numberin the VLOOKUP above. However the list is static, but it should be failrly easy to make it dynamic. I'm not too familiar with arrays in VBA, so perhaps my logic is incorrect. 2] of integer, defines a new array data type called MyTable. Adding and reducing variables on an array dynamically is a huge advantage for when the information you are treating does not have a set number of variables. 6 Portfolio variance function with array inputs 81 4. This dynamic range is then used as the source data in a chart. Introduction to ReDim and ReDim Preserve. Declaring a Static. I'm not too familiar with arrays in VBA, so perhaps my logic is incorrect. Arrays in VBA can have their dimensions either fixed at compile time or modifiable at runtime. Look at the screenshot below. Visual Basic for Applications (VBA) in Excel - Introduction to programming. Static is used when the size of the array is always the same. Most people reading this will probably have heard of Visual Basic, and are aware that it is a Microsoft Windows based programming language. You create a static array using a Dim statement with a constant argument: ' This is a static array. In our example the procedure will loop through a large database and store Brighton transactions in an array. Select the sheet with the pivot table and chart, right click on the sheet tab, and choose View Code. Excel has limited support for dynamic arrays between workbooks, and this scenario is only supported when both workbooks are open. The array can have multiple dimensions. Array (0, 0) means first-row first column. Arrays are a variant type variable that you can use in VBA coding to store a list of data. Answer: Place the code below into the standard module. To make it easy to reference resizing dynamic arrays, we are adding a way to reference the entire spill in a dependable, resilient way. Excel VBA Programming Arrays and Loops. Dynamic Array Object Dynamic Arrays. Check to see if each value is found within the array defined through the naming function in the formula tab, named "Treatment_Group_for_Breakdown". Re: Subtracting Arrays in VBA The dynamic nature really varies. The Array function returns a variant containing an array. What we'll do now is to store some numbers in an array. arrTwoD(i, j) = Sheet9. A fixed-size array most closely matches our CD rack anology. Different built-in methods are associated with ArrayList. Static arrays have a fixed size. array '<-- Array with redundant elements uniqueArray '<-- Array with unique elements for each element of array if element not in uniqueArray uniqueArray. When declaring a dynamic array (an array of unspecified value in the first pair of square brackets), the compiler automatically creates a variable of the above structure (a dynamic array object) and provides a code for the correct initialization. In my reading about dynamic array formulas, the word "spill" comes up a lot. "A list is only as strong as its weakest link" - Donald Knuth. You might think it would be pretty easy for an advanced language like Java to allow for a dynamic array, that is an array that can grow and shrink as needed. If you want to reset an array to change its size and content, use the Erase instruction. Before you can use the array, you must use the ReDim (for re-dimension) statement to tell VBA how many elements the array has. The VBA ArrayList is also a very useful data structure if you want to work with dynamic VBA arrays but don't want the hassle of having to constantly redefine (Redim) the size of the array. However, you must be aware of the limitations in passing arrays. If you want to handle large amount of data arrays are required. That is, as new element comes, the array should grow at run time. How to create one-dimensional arrays, fixed sized or dynamic, and how to retrieve its contents. We know the Array is much faster in terms of storing and reading data from memory, the only reason of making them faster is that they store only values, not any properties and formatting (except couple). As I mention above, the basic difference you must be aware of when declaring an array (vs. Declare a Dynamic Array. I need to iterate thru several lines of a worksheet and pick out appropriate items to put into the array statement. 12/06/2017; 28 minutes to read +6; In this article. array '<-- Array with redundant elements uniqueArray '<-- Array with unique elements for each element of array if element not in uniqueArray uniqueArray. Latest update on October 7, 2011 at 07:18 AM by aakai1056. Dynamic Arrays for worksheet name. I have 256MB Ram on my PC. Before you can use the array, you must use the ReDim (for re-dimension) statement to tell VBA how many elements the array has. Summary: Above VBA Excel code placed in the post "Dynamic drop down list with array source" placed in website "exceldb. Nearly every array I've ever used in VBA has been dynamic: that is, I haven't known how big the array would end up being when I first declared it. Static array: Array is dimenstioned during design time. This post shows how to define an array, and to loop through each of the items in it. This is the whole reason we use array in VBA (most of the time). For example, we'd like to get summary totals per salesperson and region with the sample of sales data below. Dim MyArray() declares an array without dimensions, so the compiler doesn't know how big it is and can't store anything inside of it. Arrays and range formulas in Excel VBA. No as I just said you can't use Redim Preserve with a multi dimensional array because of how memory is managed, the best idea here is loop through once first to count the data you need, then use redim once on the array and loop through again to populate it. The Replace function in Excel VBA is an inbuilt function or a pre-defined function, which you can use in your Macro to replace a set of characters in a string with another set of characters. But I notice BBH NAVs has been omitted in the VBA version of the formula as it wasn't needed anyway. This is done because the amount of elements will be dynamic, and the number will be supplied by something like a variable. In this post I will explain how to use dynamic arrays in VBA. I use an array formula, based on a dynamic named range. Arrays in rows are separated by semi-colons ( ; ), whilst arrays in columns are separated by commas ( , ). Most programming languages support arrays, including VBA. You know: one of those rectangular boxes with slots to slide CDs in, each above another. At the same time, the applications and capabilities of VBA. Dynamic arrays may seamlessly resize as your data changes. We do this because we are sticking with VBA’s default base value of zero for arrays. As the data changes, the dynamic range updates instantly which leads to an update in the chart. VBA UBound Function Examples. An array is a lot like a CD rack. Before upgrading legacy array formulas to dynamic array formulas, you should be aware of some calculation differences between the two. The Erase Function is used to reset the values of fixed size arrays and free the memory of the dynamic arrays. Here's How to Add up Columns or Rows of Numbers in Open Office Calc. Using Array Variables. The VBA Array is a very convenient and efficient for storing multiple items of usually the same data type. Calculating the Size of Arrays: ubound method is used to count the length of array. Arrays are powerful tools in VBA. VBA remove duplicates in a given range for specified columns. Tasks i = 0 For Each t In ts If t. The length of this "sequence" is determined by two things: the type of object your array will hold and the numb. The above example was a good introduction to accessing elements in an array, but it isn't that helpful for printout out all items that might be in an array. I have 256MB Ram on my PC. Dynamic arrays Static array has to be declared with the number of elements that the array can hold (i. If the value is in the VBA array, the function returns true. Arrays are powerful tools in VBA. We will cover sorting an array in the next lesson. Although not as complex or powerful as the average programming language, Excel VBA can get very difficult to grasp for all but the most determined of learners. The following example demonstrates how to pass a dynamic range to a local multiple dimensional array, and process the uploaded data in a VBA function. So 2 is Column B, our Visits column. Sometimes you do not know how large an array needs to be. Example: Dim ArrayWeek() As Variant And we can have arrays with different dimensions, one dimensional array, two dimensional array or even a multidimensional array (up to 60). The actual sheet must be called BBHNAV if it didn't debug until formula. Excel VBA SUPER STRONG ARRAYS Series4 4. When working in Visual Basic for Applications (VBA) and writing code, you often have to insert a new module (Insert->Module in the VBA Integrated Development Environment – IDE). We could avoid this if we wish by declaring "Option Base 1" for our VBA module. Dynamic Arrays. 5 (3 ratings) Course Ratings are calculated from individual students' ratings and a variety of other signals, like age of rating and reliability, to ensure that they reflect course quality fairly and accurately. I hope I explained it in a understanding manner. By using erase function, only array element values in the memory will be emptied, elements memory will not be deleted. First, we. If the value is not in the array or the array is empty, the VBA function returns false. Beginners in VBA programming are encouraged to go through the prior lessons in this series if they had not already done so. A tedious process, that. Usually the area doubles in size. Step 4 – Write the code. If you want to store many values of the same type temporarily in memory, it is better to store them in an array then you can access each element by its index that is from 0 to the array size subtracted by 1. WriteLine(element) Next End Sub End Module Output 100 10 1 Integer array, initializer. You store data into an array by referring to a reference number that corresponds with the location that the piece of data is positioned in. How to create one-dimensional arrays, fixed sized or dynamic, and how to retrieve its contents. Types of VBA Arrays. One of these features is passing a range value into a VBA procedure (a Sub ) or function. Easily Count a Dynamic Range in Excel With COUNTIF and INDIRECT. This opens the code module for the active worksheet. Dynamic Array in VBA I have to use VBA to find the determinant ( =MDETERM ) of any size matrix/array. This has been a guide to VBA Arrays. The supporting. Before upgrading legacy array formulas to dynamic array formulas, you should be aware of some calculation differences between the two. Specifically, you use the Array type to hold elements of a single type, the array’s Element type. vArr will always be a 2-D variant array, with the rows from the. If you are doing multiple conditional sums, particularly on sorted data, AVLOOKUPS can be significantly faster than array formulae. Array and Function Calculation Bottlenecks. So we need to use dynamic array to store these data. I have 256MB Ram on my PC. This course primarily covers Excel VBA Arrays though. There are two types of Visual Basic arrays: fixed-size and dynamic. Copy someone Excel VBA code solution is not my intention (therefor always trying to give Excel VBA code source), is only a place where I can find working Excel VBA code. By default, Arrays in VBA are indexed from ZERO, thus, the number inside the parenthesis doesn't refer to the size of the array, but rather to the index of the last element. There's plenty of information out there showing how to loop through a jagged array when you know the dimensions, but I can't find anything that tells how to loop through dynamic jagged arrays. Then in your code you can Load lblMyLabel(1) and so on. Working with Arrays: Let's start working with Arrays in VBA. We loop through the selected cells,. The key to this is to use variant arrays to grab all the data from a woksheet or range and then to work on this array. Table B-2: Summary of VBA Functions Function Action Abs Returns the absolute value of a number Array Returns a variant containing an array Asc Converts the first character of a string to its ASCII value Atn Returns the arctangent of a number 44_475355-bapp02. 7 Functions with array output 84 4. In this example, the array is from A1 to A10 of Sheet1 of an opened Excel Workbook. It returns the highest index number of the array. One-dimensional Array. However, you must be aware of the limitations in passing arrays. In theory you could have an array with up to 60 dimensions, in Excel VBA. A dynamic chart range is a data range that updates automatically when you change the data source. Recently, we shared an overview of the new extensibility capabilities available for developers as part of the new Office 2016. You refer to a specific variable in the array by using the array name and an index number in parentheses. Excel tutorial: How to create a dynamic named range with INDEX. You decide how many elements are there when you create the array at run time. This post shows how to define an array, and to loop through each of the items in it. On the page Arrays and ranges I described how you can get considerably faster code (for some tasks) if you copy a range to an array, manipulate the data in the array and then paste the array as a table in one swift operation. By declaring an array that has at least two dimensions (separated by commas) we create a matrix: Dim AMatrix(3,5) as String In this case, this matrix has the first dimension of size 4 (from 0 to 3) and the second dimension of size 6 (from 0 to 5) thus totaling 24 elements ($4 \times 6=24$). a scalar variable) is that you usually specify the size of the array. It returns the highest index number of the array. This is the same as increasing or decreasing the index number or lower and upper bounds of a dynamic array and will allow you to put more elements into a dynamic array. If you are doing multiple conditional sums, particularly on sorted data, AVLOOKUPS can be significantly faster than array formulae. Here's How to Add up Columns or Rows of Numbers in Open Office Calc. The maximum dimensions a C program can have depends on which compiler is being used. Question: The weekdays and dates of a month are to be opened in a two-dimensional array and then inserted in the sheet. This tutorial will introduce you to dynamic arrays and it will show you how to make dynamic arrays with 2D and multidimensional arrays - which is harder than you’d thi. Activate your worksheet. Tags: Array, column, CutCopyMode, ForNext, insert, protect, row, ScreenUpdating, Sheets, Structure, variable, VBA, WorkSheets 0 Arrays are a really handy method of cutting out unnecessary coding, saving you repeating the same block of code over and over. You store data into an array by referring to a reference number that corresponds with the location that the piece of data is positioned in. I want to do a vba function so that it reads the first row of [example1] sheet and then stores it in a dynamic array in such a way so that : A) Each column values are repeated for 10 times (we can use a constant variable) B) And then stored in the array. Can I declare an array with unknown size? If this is your first visit, be sure to check out the FAQ by clicking the link above. I needed to create a 1 dimensional array using VBA macro programming with more than 32768 array elements. To create a dynamic control array—that is, an array of controls you can add to at runtime—you must first place a control of the required type on the form and set its index property to 0. Loop through a long list of text values in Decision Ref Column A. In programming concept, An Array can be said as a collection of values of the same type. Getting Started with Arrays in Visual Basic for Applications A good overview over arrays in VBA can be found in the MSDN. Example Dynamic Arrays. In some visibility states the array and stretch do not stretch together. Do I have to create a label on my form to begin with? How to I create more labels dynamically? Thanks!. Usually the area doubles in size. A VBA Static variable retains its value even when the procedure ends. Fixed-length arrays are declared by specifying the bounds in the declaration, while dynamic arrays must be initialized using the ReDim statement before they can be used. But I notice BBH NAVs has been omitted in the VBA version of the formula as it wasn't needed anyway.