ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Time management
For each element (windows, reports, ...
Principle of remote check
Handling the versions of a window, report, query or project
When creating and developing the different elements of a project (window, query, report, project, ...
WINDEV and the communication streams (audio, sound)
To handle the communication streams, WINDEV includes...
Null (Reserved word)
The Null keyword can be used according to different methods in WLanguage...
3-tier architecture
The development in "3-tier" architecture is now simplified...
gpwFindUser (Function)
Retrieves the characteristics of a user of the user groupware.
PopupAnimate (Function)
Displays a popup in a page cell.
OpenMobileWindow (Function)
Opens a window in a mobile application.
grSurfaceDeleteAltitudeColor (Function)
Deletes the altitude colors specified by grSurfaceAltitudeColor.
LastDayOfWeek (Function)
Returns the date of the last day of the week corresponding to a given date.
Mean (Function)
Calculates the mean of several elements: elements found in an array, numeric values, ......
HSave (Function)
Modifies the current record if it exists, otherwise adds a new record.
grBarColor (Function)
Initializes the color of a specific bar in a Column or Stacked Column chart.
grSunburstAddData (Function)
Adds a data to a Sunburst chart.
HRecordToJSON (Function)
Retrieves the structure and value of the current record and exports them into a string in JASON...
ReplicDeleteSubscription (Function)
Deletes the subscription of a replication on the replication server.
AddReference (Function)
Adds the reference of an object at the last position in a one-dimensional array.
ArrayInsertReference (Function)
Adds the reference of an object at given position in a one-dimensional array.
InsertReference (Function)
Adds the reference of an object at given position in a one-dimensional array.
RedisConnect (Function)
Opens a connection to a Redis server (or cluster).
BackgroundTaskAdd (Function)
Adds a new background task.
BackgroundTaskDelete (Function)
Deletes a background task (that was added by BackgroundTaskAdd).
BackgroundTaskList (Function)
Returns the list of background tasks for the application.
Map (Function)
Executes a procedure on each element of a source array and returns the results in a WLanguage...
Reduce (Function)
Applies a computation to each element of a WLanguage array.
Apply (Function)
Executes a procedure for each element of a WLanguage array.
CheckAllTrue (Function)
Returns True if all the elements of an array are True.
CheckAllFalse (Function)
Returns True if all the elements of an array are False.
CheckAnyTrue (Function)
Returns True if at least one element of an array is True.
CheckAnyFalse (Function)
Returns True if at least one element of an array is False.