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@ 2017-07-19T11:36:01Z

<?php

$foo = [1,2,3];

foreach ($foo as &$bar) {
    
    $bar++;
    
}

$bar = 'horse';

var_dump($foo);

Output
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var_dump: documentation ( source)

preferences:dark modelive preview

57.7 ms | 402 KiB | 5 Q