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<?php $string = '763:74 74:274 177:474'; $result = []; preg_replace_callback('/(\d+):(\d+)/m',function($m,&$result){ $result[$m[1]] = $m[2]; },$string,$result); print_r($result); echo $result[74]."\n"; echo $result[763]."\n";
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: preg_replace_callback(): Argument #4 ($limit) must be of type int, array given in /in/lV6Db:8 Stack trace: #0 /in/lV6Db(8): preg_replace_callback('/(\\d+):(\\d+)/m', Object(Closure), '763:74\n74:274\n1...', Array) #1 {main} thrown in /in/lV6Db on line 8
Process exited with code 255.

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