3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $valid_strings = array("<p>","&nbsp;","</p>"); $test1 = "<p>asdasdasdasdasdasdasd</p>"; $test2 = "<p>&nbsp;&nbsp;&nbsp;&nbsp;</p>"; echo ContainsAnythingElseThan($test1,$valid_strings); echo ContainsAnythingElseThan($test2,$valid_strings); function ContainsAnythingElseThan($the_string,$the_valid_strings_array) { return (strlen(str_replace($the_valid_strings_array,"",$the_string))!=0)?TRUE:FALSE; }
based on QCZZQ
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
1