- Checking whether a matrix exists
Checking whether a matrix exists The following code is used to find out whether a matrix exists. The name of the matrix is entered by the user in an edit control (EDT_MatrixName).
// -- Click code on BTN_Exist
// Declare the variables
ResExist is boolean
// Checks whether the matrix exists
ResExist = MatExist(EDT_MatrixName)
IF ResExist = True THEN
Info("The matrix exists")
ELSE
Error(ErrorInfo(errMessage))
END
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