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@ 2016-01-14T15:05:12Z

<?php

$string = "Hello World!";
for ($i = 0; $i <= 5; $i++) {
    var_dump($string[$i]);
    unset($string[$i]);
}

Output
Performance
VLD
References
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var_dump: documentation ( source)

preferences:dark modelive preview

48.14 ms | 402 KiB | 5 Q