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  • Matrix existence
  • Managing errors
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Stored procedures
Returns the number of rows found in a matrix. The number of matrix rows changes dynamically. It corresponds to the number of initialized rows. The number of rows can be modified by:
// Number of rows?
ResNbRows = MatNbLine("MyMatrix")
Syntax
<Result> = MatNbLine(<Matrix Name>)
<Result>: Integer
Number of rows found in the specified matrix.
<Matrix Name>: Character string (with quotes)
Name of matrix to use, defined by MatCreate.
Remarks

Matrix existence

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

Managing errors

Caution: MatNbLine returns no error code. To find out whether errors have been generated when returning the number of rows, use MatError. To find out the error details, use ErrorInfo associated with the errMessage constant.
Component : wd240mat.dll
Minimum version required
  • Version 9
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