<?php $str1 = "foo\x00bar\x00baz"; function showRawCharacters($result) { $resultInHex = unpack('H*', $result); $resultInHex = $resultInHex[1]; $resultSeparated = implode(', ', str_split($resultInHex, 2)); //byte safe echo $resultSeparated; } showRawCharacters($str1);
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