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<?php $key = 'me_ApetEce_comer_algo_jajjajaj'; //$key = strtolower($key); $key = preg_replace_callback('/_([a-z])/', function(array $matches) { return ucfirst($matches[1]);}, $key); echo $key;
Output for git.master, git.master_jit, rfc.property-hooks
me_ApetEceComerAlgoJajjajaj

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