PC SOFT

ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Home | Sign in | French EN
  • Existence of matrix
  • Managing errors
WINDEV
WindowsLinuxUniversal Windows 10 AppJavaReports and QueriesUser code (UMC)
WEBDEV
WindowsLinuxPHPWEBDEV - Browser code
WINDEV Mobile
AndroidAndroid Widget iPhone/iPadApple WatchUniversal Windows 10 AppWindows Mobile
Others
Stored procedures
Returns the number of columns found in a matrix. The number of matrix columns changes dynamically. It corresponds to the number of initialized columns. The number of columns can be modified by:
Versions 18 and later
Universal Windows 10 App This function is now available in Windows Store apps mode.
New in version 18
Universal Windows 10 App This function is now available in Windows Store apps mode.
Universal Windows 10 App This function is now available in Windows Store apps mode.
Versions 21 and later
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
New in version 21
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
// Number of columns?
ResNbColumns = MatNbColumn("MyMatrix")
Syntax
<Result> = MatNbColumn(<Matrix>)
<Result>: Integer
Number of columns found in the specified matrix.
<Matrix>: Character string (with quotes)
Name of the matrix to use, defined by MatCreate.
Remarks

Existence of matrix

The matrix existence is not checked. To check the matrix existence, use MatExist.

Managing errors

Caution: MatNbColumn returns no error code. To find out whether errors have been generated when returning the number of columns, use MatError. To find out the error details, use ErrorInfo with errMessage.
Business / UI classification : Neutral code
Component : wd260mat.dll
Minimum version required
  • Version 9
This page is also available for…
Comments
Click [Add] to post a comment