3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $utf8_str = 'abcd \xef efgh'; echo iconv_substr( $utf8_str , 0 , 8 , 'UTF-8' ); exit(0);
Output for 5.0.0 - 5.5.34, 5.6.8 - 5.6.20, 5.6.28 - 7.0.5, 7.0.12 - 7.1.0
abcd \xe
Output for 7.0.6
Fatal error: Uncaught Error: Call to undefined function iconv_substr() in /in/8kHpa:5 Stack trace: #0 {main} thrown in /in/8kHpa on line 5
Process exited with code 255.
Output for 5.5.35, 5.6.21
Fatal error: Call to undefined function iconv_substr() in /in/8kHpa on line 5
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: iconv_substr() in /in/8kHpa on line 5
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: iconv_substr() in /in/8kHpa on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: iconv_substr() in /in/8kHpa on line 5