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--TEST--
Bug #80584: "0x" and "0X" are considered valid hex numbers by filter_var()
--SKIPIF--
<?php
if (!extension_loaded('filter')) die('skip filter extension not available');
?>
--FILE--
<?php
var_dump(filter_var('0x', FILTER_VALIDATE_INT, FILTER_FLAG_ALLOW_HEX));
var_dump(filter_var('0X', FILTER_VALIDATE_INT, FILTER_FLAG_ALLOW_HEX));
var_dump(filter_var('', FILTER_VALIDATE_INT, FILTER_FLAG_ALLOW_HEX));
var_dump(filter_var('0', FILTER_VALIDATE_INT, FILTER_FLAG_ALLOW_HEX));
?>
--EXPECT--
bool(false)
bool(false)
bool(false)
int(0)
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