Core Function isControl
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Latest revision as of 12:37, 14 June 2015
isControl( <expression> )
Contents |
Description
Check if string contains only control chars.
Parameters
expression
The string to evaluate.
Return Value
Success: Returns 1 if expression is empty.
Failure: Returns 0 if expression is not empty.
Example
Will return 1;
$result = isControl("\t"); Println("Result:" , $result);
Will return 0;
$result = isControl("A"); Println("Result:" , $result);
