3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_export( str_word_count('do not break|on|pipe', 1, '{..}') ); echo "\n---\n"; var_export( str_word_count('do not break|on|pipe', 1, '{|}') );
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
array ( 0 => 'do', 1 => 'not', 2 => 'break|on|pipe', ) --- array ( 0 => 'do', 1 => 'not', 2 => 'break|on|pipe', )
preferences:
83.11 ms | 407 KiB | 5 Q