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  • Existence of the matrix to delete
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Stored procedures
Deletes an existing matrix. The deletion of an unused (or null) matrix from an application is used to free the memory footprint occupied by this matrix.
Note: All the matrices used in an application are automatically deleted when closing the application.
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.
// Delete a matrix
MatDelete("MyMatrix")
Syntax
MatDelete(<Matrix Name>)
<Matrix Name>: Character string (with quotes)
Name of the matrix to delete, defined by MatCreate.
Remarks

Existence of the matrix to delete

The matrix existence is not checked. To check the matrix existence, use MatExist. MatDelete has no action if the matrix does not exist.
Related Examples:
The Matrix functions Unit examples (WINDEV): The Matrix functions
[ + ] Using matrices with the WLanguage functions.
This example, powered by WINDEV, is used to perform calculations on matrices: addition, multiplication, transposition, inversion...
The Matrix functions Unit examples (WINDEV Mobile): The Matrix functions
[ + ] Using matrices with the WLanguage functions: addition, multiplication, transposition, inversion...
Component : wd240mat.dll
Minimum version required
  • Version 9
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