IsByRef() [v1.1.01+]

Returns a non-zero number if a ByRef parameter of a function was supplied with the specified variable.

TrueOrFalse := IsByRef(UnquotedVarName)

Parameters

UnquotedVarName

The name of the variable (not in quotes). For example: IsByRef(MyVar).

Return Value

This function returns 1 if UnquotedVarName is a ByRef parameter and the caller supplied a variable; or 0 if UnquotedVarName is any other kind of variable.

Related

ByRef parameters

Examples

MsgBox, % Function(MyVar)

Function(ByRef Param)
{
    return IsByRef(Param)
}