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Stored procedures
Deletes a variable from the MATLAB session.
Example
aParameter is array of 1 real = [4]
aResult is array of 1 by 1 real = [[123]]

IF not mlSetVariable(gnSessionID, "i", aParameter) THEN
Error("Failure writing the variable")
RETURN
END

sCodeToRun is string = "myRoot = sqrt(i)"
EDT_Result = mlExecute(gnSessionID, sCodeToRun)

aResult = mlGetVariable(gnSessionID, "myRoot")
IF ErrorOccurred THEN
Trace("Error: " + ErrorInfo())
END

Trace("Root = " + aResult[1,1])

Trace("List of variables before deletion: " + mlListVariable(gnSessionID))

mlDeleteVariable(gnSessionID, "i")
mlDeleteVariable(gnSessionID, "myRoot")

Trace("List of variables after deletion: " + mlListVariable(gnSessionID))
Syntax
<Result> = mlDeleteVariable(<Session Identifier> , <Variable Name>)
<Result>: Boolean
  • True if the variable was deleted.
  • False otherwise. To find out the error details, use ErrorInfo associated with the errMessage constant.
<Session Identifier>: Integer
Identifier of MATLAB session. This identifier is returned by mlInitialize.
<Variable Name>: Character string (with quotes)
Name of variable to delete.
Components
WINDEVReports and Queries wd230com.dll
Minimum required version
  • Version 20
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