Core Function isDigit
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=== Remarks === | === Remarks === | ||
| − | Remember this function will NOT return true if the string is a valid float with decimal point if you wish to also allow floats check out isNumeric(). | + | Remember this function will NOT return true if the string is a valid float with decimal point if you wish to also allow floats check out [[Core Function isNumeric|isNumeric( <expression> )]] or [[Core Function isFloat|isFloat( <expression> )]]. |
=== Example === | === Example === | ||
Latest revision as of 12:37, 14 June 2015
isDigit( <expression> )
Contents |
Description
Checks if string only contains numbers.
Parameters
expression
The string to use.
Return Value
Success: Returns 1.
Failure: Returns 0.
Remarks
Remember this function will NOT return true if the string is a valid float with decimal point if you wish to also allow floats check out isNumeric( <expression> ) or isFloat( <expression> ).
Example
$str = "The quick brown fox"; MsgBox( isDigit($str) );
