3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo[]= array('color' => 'red' , 'size' => 'small'); $foo[]= array('color' => 'blue', 'size' => 'large'); $foo[]= array('size' => 'medium'); reset($foo); while (list($key, $val) = each($foo)) { echo "$key => $val\n"; }

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