Section: A collection of standard strin (3stap)
Updated: December 2014
Return to Main Contents
function::isdigit - Checks for a digit
string to check
Checks for a digit (0 through 9) as the first character of a string. Returns non-zero if true, and a zero if false.
This document was created by
using the manual pages.
Time: 17:41:45 GMT, December 22, 2014