Bug #72839 [Com]: is_numeric returns false for hex strings

Edit report at https://bugs.php.net/bug.php?id=72839&edit=1 ID: 72839 Comment by: Alexander dot Blum at gmail dot com Reported by: Alexander dot Blum at gmail dot com Summary: is_numeric returns false for hex strings Status: Not a bug Type: Bug Package: Unknown/Other Function Operating System: Ubuntu 16.04 PHP Version: 7.1Git-2016-08-15 (Git) Block user comment: N Private report: N New Comment: Well, then the documentation needs a bugfix: https://secure.php.net/manual/de/function.is-numeric.php Previous Comments: ------------------------------------------------------------------------ [2016-08-15 08:46:58] requinix@php.net That's right. http://php.net/manual/en/migration70.incompatible.php#migration70.incompatible.strings.hex https://wiki.php.net/rfc/remove_hex_support_in_numeric_strings ------------------------------------------------------------------------ [2016-08-15 08:32:54] Alexander dot Blum at gmail dot com Description: ------------ With PHP7 is_numeric reports false when passing hexadecimal strings, it worked fine in PHP5 Test script: --------------- var_dump (is_numeric ("0x111")) Expected result: ---------------- bool(true) Actual result: -------------- bool(false) ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=72839&edit=1