3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $html = "This is a test"; $search = "is"; $pos = 0; $loop = true; while($loop) { # Check if the word can be found in the text $pos = stripos($html,$search,$pos); if($pos !== false) { $spanStart = "<span style='background-color:khaki;'>"; $spanEnd = "</span>"; $html = substr($html,0,$pos) . $spanStart . substr($html,$pos,strlen($search)) . $spanEnd . substr($html,$pos+strlen($search),strlen($html)); $pos = $pos + strlen($needle) + strlen($spanStart) + strlen($spanEnd); } else { $loop = false; } } echo "html=[$html]";
based on r1AiE
Output for 5.0.4 - 7.1.0
Notice: Undefined variable: needle in /in/g4XOq on line 16 Notice: Undefined variable: needle in /in/g4XOq on line 16 html=[Th<span style='background-color:khaki;'>is</span> <span style='background-color:khaki;'>is</span> a test]
Output for 5.0.0 - 5.0.3
Notice: Undefined variable: needle in /in/g4XOq on line 16 Notice: Undefined variable: needle in /in/g4XOq on line 16 html=[Th<span style='background-color:khaki;'>is</span> <span style='background-color:khaki;'>is</span> a test]
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: stripos() in /in/g4XOq on line 11
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: stripos() in /in/g4XOq on line 11
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: stripos() in /in/g4XOq on line 11