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<?php function compare($left, $right) { if (($length = mb_strlen($left)) != mb_strlen($right)) { return false; } for ($i = 0, $result = 0; $i < $length; $i++) { $result |= ord($left[$i]) ^ ord($right[$i]); } return $result === 0; } var_dump(compare('Ð', 'Â')); var_dump(mb_strlen('Â')); var_dump(strlen('Ð')); var_dump(ord('Ð')); var_dump(ord('Â')); function test($char) { $length = strlen($char); for($i = 0; $i < $length; $i++) { var_dump(ord($char[$i])); } } var_dump(test('Ð'));
Output for git.master, git.master_jit, rfc.property-hooks
bool(true) int(1) int(2) int(195) int(195) int(195) int(144) NULL

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