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@ 2016-01-07T10:13:49Z

<?php

function setKey($sessionKeys, $value)
{
    $sessionKeysArray = explode(':', $sessionKeys);
    $sessionKey = '';
    foreach ($sessionKeysArray as $key){
	    $sessionKey .= "[\'$key\']";
    }
    
    echo eval('&$_SESSION' . $sessionKey . ' = ' . $value . ';');
    var_dump($_SESSION);

    
}

setKey('1:2:3', 77);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
explode: documentation ( source)

preferences:dark modelive preview

51.66 ms | 402 KiB | 5 Q