- mb_convert_encoding: documentation ( source)
- pack: documentation ( source)
- json_encode: documentation ( source)
- mb_internal_encoding: documentation ( source)
<?php
$encoding = mb_internal_encoding();
$unicode = '00f0';
$test = mb_convert_encoding(
pack('H*', $unicode),
$encoding,
'UTF-16BE'
);
echo json_encode($test);