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@ 2012-09-18T12:22:13Z

<?php
function is_serializable($_){
    try {
        return serialize($_)!='';
    } catch (Exception $e) {
        return 0;
    }
}

Output
Performance
VLD
References
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serialize: documentation ( source)

preferences:dark modelive preview

48.76 ms | 402 KiB | 5 Q