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<?php $array = [ 'PHP', 'Arrays', 'Funções', ]; function hashtag($x){ return "#".$x; } $y = array_map(function ($x){ return "#".$x; }, $array); print_r($y);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => #PHP [1] => #Arrays [2] => #Funções )

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