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run code in 150+ php & hhvm versions
Bugs & Features
<?php mb_substitute_character((int)61); var_dump(mb_convert_encoding("a bad angle bracket \xC0\xBC here", "UTF-8", "UTF-8"));
Output for 5.4.0 - 7.1.0
string(27) "a bad angle bracket == here"
Output for 4.3.0 - 5.3.29
string(25) "a bad angle bracket here"