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

FUNCTION::ENV_VAR(3stap)					 Context Functions					  FUNCTION::ENV_VAR(3stap)

NAME
       function::env_var - Fetch environment variable from current process

SYNOPSIS
	   env_var:string(name:string)

ARGUMENTS
       name
	   Name of the environment variable to fetch

DESCRIPTION
       Returns the contents of the specified environment value for the current process. If the variable isn't set an empty string is returned.

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