3v4l.org

run code in 300+ PHP versions simultaneously
<?php $text = "Some test text string with stop-words: stw stw2 stopword stw3stw stopword2c"; $stopwords = array( 'stw', 'stopword' ); $regexp = '/'; $regexp.= '(' . implode('|', $stopwords) . ')' . '/'; var_dump($regexp); mb_ereg_search_init($text); $totalResult = mb_ereg_search($regexp, "imz"); var_dump($totalResult); var_dump(mb_regex_encoding());
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
string(16) "/(stw|stopword)/" bool(false) string(5) "UTF-8"
Output for 4.3.4 - 4.3.11, 4.4.0 - 4.4.9, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38
string(16) "/(stw|stopword)/" bool(false) string(6) "EUC-JP"
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
string(16) "/(stw|stopword)/" bool(false) string(10) "ISO-8859-1"
Output for 4.3.2 - 4.3.3
string(16) "/(stw|stopword)/" Fatal error: Call to undefined function: mb_ereg_search_init() in /in/BXg3W on line 15
Process exited with code 255.
Output for 4.3.0 - 4.3.1
string(16) "/(stw|stopword)/" Fatal error: Call to undefined function: mb_ereg_search_init() in /in/BXg3W on line 15
preferences:
236.68 ms | 402 KiB | 457 Q