MatFloatMultiply (Function)

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Dividing all matrix elements
Existence of matrix
Managing errors

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MatFloatMultiply (Function)

In french: MatRéelMultiplie

Multiplies each matrix element by a value. This multiplication is performed in the specified matrix.

Versions 18 and later

This function is now available in Windows Store apps mode.

New in version 18

This function is now available in Windows Store apps mode.

Versions 21 and later

This function is now available in Universal Windows 10 App mode.

New in version 21

This function is now available in Universal Windows 10 App mode.

Example

See additional examples

// Multiply the matrix elements by 3
MatFloatMultiply("MyMatrix", 3)

Syntax

MatFloatMultiply(<Matrix> , <Value>)

<Matrix>: Character string (with quotes)

Name of the matrix to use, defined by MatCreate.

<Value>: Real

Value used for the multiplication.

Remarks

Dividing all matrix elements

To divide all matrix elements by a given value, multiply the matrix by: 1/<Value>.

Existence of matrix

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

Managing errors

Caution: MatFloatMultiply returns no error code. To find out whether errors have been generated by the multiplication, use MatError. To find out the error details, use ErrorInfo with the errMessage constant.

Related Examples:

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...

Unit examples (WINDEV Mobile): The Matrix functions

[ + ] Using matrices with the WLanguage functions: addition, multiplication, transposition, inversion...

Business / UI classification: Neutral code

Component: wd260mat.dll