3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = ["hen" => "egg", "cow" => "milk", "tree" => "fruit"]; $s = "The hen, cow and tree flourished, all three!"; foreach($arr as $key=>$value) { $s=str_replace($key,$value,$s); } echo $s;

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27.21 ms | 402 KiB | 5 Q