NAME

index STR,SUBSTR,POSITION index STR,SUBSTR The index function searches for one string within another, but

study SCALAR study May take extra time to study SCALAR ($_

NAME NAME

NAME

NAME

NAME

umask EXPR umask Sets the umask for the process to EXPR and returns the previous value. If EXPR is omitted

NAME

chroot FILENAME chroot This function works like the system call by the same name: it makes the named directory