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run code in 150+ php & hhvm versions
Bugs & Features
<?php mb_internal_encoding('UTF-8'); echo 'Subject: ', mb_encode_mimeheader('Számlapont', 'UTF-8', 'B'); ?>
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Subject: =?UTF-8?B?U3rDoW1sYXBvbnQ=?=