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@ 2015-08-30T11:32:25Z

<?php

$arr = ['one', 'two', 'three', 'four', 'five'];

echo 'foreach on $arr' . PHP_EOL;
foreach($arr as $elem) {
   var_dump(current($arr));
}

echo 'foreach on $refArr' . PHP_EOL;
$refArr = &$arr;
foreach($refArr as $elem) {
   var_dump(current($arr));
}

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
current: documentation ( source)

preferences:dark modelive preview

58.89 ms | 402 KiB | 5 Q