3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = [ 1 => ['symbol' => 'salad'], 2 => ['symbol' => 'wine'], 3 => ['symbol' => 'beer'] ]; echo join(", ", array_map( fn($row) => "{$row['symbol']}bar", $data ) );

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27.97 ms | 405 KiB | 5 Q