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@ 2017-04-03T17:04:41Z

<?php

$char = 'a';
$ord = 0;

$bits = ["\x01", "\x02", "\x04", "\x08", "\x10", "\x20", "\x40", "\x80"];

for ($i = 0; $i < 8; $i++) {
    if (($char & $bits[$i]) === $bits[$i]) {
        $ord += 2 ** $i;
    }
}

var_dump($ord);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)

preferences:dark modelive previewkey bindings

107.73 ms | 1610 KiB | 5 Q