Revision: 28303
Updated Code
at July 6, 2010 20:26 by nkm
Updated Code
function is_local($str) { return (bool) preg_match('/^local\.|\.local$|^localhost$|^127\.0\.0\.1$|^::1$|^10\.|^169\.254\.|^172\.(?:1[6-9]|2[0-9]|[3[0-1]])\.|^192\.168\./', $str); } // Examples: var_dump(is_local('snipplr.com')); // returns bool(false) var_dump(is_local('local.snipplr.com')); // returns bool(true) var_dump(is_local('snipplr.local')); // returns bool(true) var_dump(is_local('localhost')); // returns bool(true) var_dump(is_local('127.0.0.1')); // returns bool(true) var_dump(is_local('::1')); // returns bool(true) var_dump(is_local('10.0.1.35')); // returns bool(true) var_dump(is_local('169.254.23.42')); // returns bool(true) var_dump(is_local('172.24.1.3')); // returns bool(true) var_dump(is_local('172.15.16.23')); // returns bool(false) var_dump(is_local('172.42.23.16')); // returns bool(false) var_dump(is_local('10.0.1.35')); // returns bool(true) var_dump(is_local('192.168.1.4')); // returns bool(true)
Revision: 28302
Initial Code
Initial URL
Initial Description
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at July 6, 2010 20:23 by nkm
Initial Code
function is_local($str) { return (bool) preg_match('/^local\.|\.local$|^localhost$|^127\.0\.0\.1$|^::1$|^10\.|^169\.254\.|^172\.(?:1[6-9]|2[0-9]|[3[0-1]])\.|^192\.168\./', $str); }
Initial URL
Initial Description
Checks if a given address is local. Useful for setting up the dev environment automatically. NOTE: It's not intended for validation!
Initial Title
Is Local Address
Initial Tags
Initial Language
PHP