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run code in 150+ php & hhvm versions
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<?php $t = '#Новости_0629 #Мариуполь #митинг #война Подробнее: http://www.0629.com.ua/news/488931'; var_dump( array(mb_substr($t, 0,1,'UTF-8'),iconv_strlen($t,'UTF-8'),strlen($t)) );
Output for 5.0.0 - 5.5.34, 5.6.7 - 5.6.20, 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.0.5, 7.0.14 - 7.1.0
array(3) { [0]=> string(1) "#" [1]=> int(85) [2]=> int(121) }
Output for 7.0.6
Fatal error: Uncaught Error: Call to undefined function iconv_strlen() in /in/FPk8F:5 Stack trace: #0 {main} thrown in /in/FPk8F on line 5
Process exited with code 255.
Output for 5.5.35, 5.6.21
Fatal error: Call to undefined function iconv_strlen() in /in/FPk8F on line 5
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: iconv_strlen() in /in/FPk8F on line 5
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: iconv_strlen() in /in/FPk8F on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: iconv_strlen() in /in/FPk8F on line 5