function::isdigit(3stap) centos man page | unix.com

FUNCTION::ISDIGIT(3stap)				  A collection of standard strin				  FUNCTION::ISDIGIT(3stap)

NAME
       function::isdigit - Checks for a digit

SYNOPSIS
	   isdigit:long(str:string)

ARGUMENTS
       str
	   string to check

DESCRIPTION
       Checks for a digit (0 through 9) as the first character of a string. Returns non-zero if true, and a zero if false.

SystemTap Tapset Reference					     June 2014						  FUNCTION::ISDIGIT(3stap)