ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Creating an executable file
Once the development of your WINDEV application is completed (windows, reports, queries, etc.)...
OpenSister (Example)
Usage example of the OpenSister function
Managing cookies
A cookie is an easy way to temporarily store information on the user's computer......
Managing the styles
The help editor allows you to define styles of paragraphs......
LocalStorageGet (Function)
Retrieves a value from the local storage.
SysDirExternalStorage (Function)
Returns the path of the directory that will be used to store files in the external storage space of the Android device.
LocalStorageDelete (Function)
Deletes a value from the local storage.
LocalStorageDeleteAll (Function)
Deletes all the values from the local storage.
LocalStorageOccurrence (Function)
Returns the number of values for the local storage.
LocalStorageValueName (Function)
Returns the name of a value for the local storage.
Cos (Function)
Calculates the cosine of an angle.
CoTan (Function)
Calculates the cotangent of an angle.
Root (Function)
Returns the root of a number.
Sin (Function)
Returns the sine of an angle.
Tangent (Function)
Calculates the tangent of an angle.
Collapsing/Expanding a TreeView control through programming
...To collapse/expand a TreeView control through programming, ......
Report based on a form
The report editor gives you the ability to print reports on pre-printed forms (image file or PDF file)......
2. Static or dynamic site
Max (Function)
Returns the greatest value passed as parameter.
ArcCos (Function)
Returns the arc cosine of a numeric value (integer or real).
ArcSin (Function)
Returns the arc sine of a numeric value (integer or real).
Exp (Function)
Calculates the exponential of a numeric value (reverse of Napierian logarithm).
Ln (Function)
Calculates the Napierian logarithm (reverse of exponential) of a numeric value.
Log (Function)
Calculates the decimal logarithm of a numeric value.
Designation of current element (Reserved word)
The keywords used to identify the current element are:
Modulo (Reserved word)
Returns the remainder of a division.