3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; $chars[1] = chr(0x1b); var_dump(bin2hex($chars));
based on mgEd7
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.3.0rc3
string(128) "411b434445464748494a4b4c4d4e4f505152535455565758595a6162636465666768696a6b6c6d6e6f707172737475767778797a303132333435363738392b2f"