3v4l.org

run code in 300+ PHP versions simultaneously
<?php $v = 'potato'; $file = ' blah blah potatos blah pomidoros blah potato blah potato bbb blue fadf uuu there is a potato too!! hah! potato.'; echo preg_match_all("~\b{$v}\b~",$file);
Output for git.master, git.master_jit, rfc.property-hooks
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