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run code in 150+ php & hhvm versions
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<?php // \u0130 var_dump(utf8_decode('ü')); var_dump(mb_convert_encode('ä', 'UTF-8', 'HTML-ENTITIES') );
Output for 7.0.0 - 7.1.0
string(1) "�" Fatal error: Uncaught Error: Call to undefined function mb_convert_encode() in /in/iRvGe:7 Stack trace: #0 {main} thrown in /in/iRvGe on line 7
Process exited with code 255.
Output for hhvm-3.12.0
string(1) "�" Fatal error: Uncaught Error: Call to undefined function mb_convert_encode() in /in/iRvGe:7 Stack trace: #0 {main}
Process exited with code 255.
Output for 5.0.0 - 5.6.28, hhvm-3.10.0
string(1) "�" Fatal error: Call to undefined function mb_convert_encode() in /in/iRvGe on line 7
Process exited with code 255.
Output for 4.4.5 - 4.4.9
string(1) "�" Fatal error: Call to undefined function: mb_convert_encode() in /in/iRvGe on line 7
Process exited with code 255.
Output for 4.3.2 - 4.4.4
string(1) "�" Fatal error: Call to undefined function: mb_convert_encode() in /in/iRvGe on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1
string(1) "�" Fatal error: Call to undefined function: mb_convert_encode() in /in/iRvGe on line 7