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@ 2014-01-06T15:01:12Z

<?php
function a_test($str)
{
    echo "\nHi: $str";
    var_dump(debug_backtrace());
}

a_test('friend');

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
debug_backtrace: documentation ( source)

preferences:dark modelive preview

32.31 ms | 402 KiB | 5 Q