|
Server : Apache/2.2.17 (Unix) mod_ssl/2.2.17 OpenSSL/0.9.8e-fips-rhel5 DAV/2 PHP/5.2.17 System : Linux localhost 2.6.18-419.el5 #1 SMP Fri Feb 24 22:47:42 UTC 2017 x86_64 User : nobody ( 99) PHP Version : 5.2.17 Disable Function : NONE Directory : /proc/21572/root/usr/share/doc/bash-3.2/functions/ |
Upload File : |
# Thanks to Chris F. A. Johnson <c.f.a.johnson@rogers.com> for this one
is_validip()
{
case "$*" in
""|*[!0-9.]*|*[!0-9]) return 1 ;;
esac
local IFS=.
set -- $*
[ $# -eq 4 ] &&
[ ${1:-666} -le 255 ] && [ ${2:-666} -le 255 ] &&
[ ${3:-666} -le 255 ] && [ ${4:-666} -le 254 ]
}