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<?php function encode($str) { return preg_replace('/(.)\1*/e', 'strlen($0) . $1', $str); } function decode($str) { return preg_replace('/(\d+)(\D)/e', 'str_repeat($2, $1)', $str); } echo encode('WWWWWWWWWWWWBWWWWWWWWWWWWBBBWWWWWWWWWWWWWWWWWWWWWWWWBWWWWWWWWWWWWWW'), "\n"; echo decode('12W1B12W3B24W1B14W'), "\n";
Output for git.master, git.master_jit, rfc.property-hooks
Warning: preg_replace(): The /e modifier is no longer supported, use preg_replace_callback instead in /in/IPK0D on line 3 Warning: preg_replace(): The /e modifier is no longer supported, use preg_replace_callback instead in /in/IPK0D on line 7

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