ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Dynamic array (Variable type)
A dynamic array is an "advanced" type of array...
New (Reserved word)
New is used to allocate memory space...
Delete (Reserved word)
The memory occupied by a dynamic object (array, class object, ...
FOR EACH/FOR ALL statement (browse of associative arrays)
The FOR EACH statement is used to perform different types of browse on the associative arrays...
ArrayIntersect (Function)
Returns an array corresponding to the intersection of two arrays. Warning: This feature is only available from WINDEV Suite SaaS 2025 Update 2. For more details, see Use the new features of WINDEV Suite SaaS 2025....
ArrayUnion (Function)
Returns an array corresponding to the union of two arrays. Warning: This feature is only available from WINDEV Suite SaaS 2025 Update 2. For more details, see Use the new features of WINDEV Suite SaaS 2025....
<Array>.Intersect (Function)
Returns an array corresponding to the intersection of two arrays. Warning: This feature is only available from WINDEV Suite SaaS 2025 Update 2. For more details, see Use the new features of WINDEV Suite SaaS 2025....
<Array>.Union (Function)
Returns an array corresponding to the union of two arrays. Warning: This feature is only available from WINDEV Suite SaaS 2025 Update 2. For more details, see Use the new features of WINDEV Suite SaaS 2025....
3. Dates, arrays and structures
WINDEV Tutorial: WLanguage basics Lesson 3 - Dates, arrays and structures - 20 min
Associative array (Variable type)
An associative array is an "advanced" type of array...
ArrayUnionAll (Function)
Returns an array corresponding to the union of two arrays (without deleting duplicates). Warning: This feature is only available from WINDEV Suite SaaS 2025 Update 2. For more details, see Use the new features of WINDEV Suite SaaS 2025....
<Array>.UnionAll (Function)
Returns an array corresponding to the union of two arrays (without deleting duplicates). Warning: This feature is only available from WINDEV Suite SaaS 2025 Update 2. For more details, see Use the new features of WINDEV Suite SaaS 2025....
Various constants
List of various constants used by the constants WINDEV functions....
3. Dates, arrays and structures
WEBDEV Tutorial - WLanguage basics Lesson 3 - Dates, arrays and structures - 20 min
Variant (Type of variable)
The Variant type is used to: store any simple value: boolean, numeric (Currency, Real, Integer, etc.), characters and character string, date (Date, Time, DateTime and Duration), ... store named or indexed subelements. store any complex value: structures, classes, advanced types, arrays, associative arrays, queues, stacks and lists. handle the NULL value in WLanguage. store interactions with ActiveX objects and Automation programming....
3. Dates, arrays and structures
WINDEV Mobile Tutorial - WLanguage basics Lesson 3 - Dates, arrays and structures - 20 min
How to use an array of structures?
An array of structures is an Array variable......
Null (Reserved word)
The Null keyword can be used according to different methods in WLanguage......
Events associated with the project
List of events associated with the project...
Error 116: An array dimension must be an integer value
JSON
JSON (JavaScript Object Notation) if a light format for exchanging data......
1
5
6
7
8
9
132
>