3v4l.org

run code in 300+ PHP versions simultaneously
<?php $words = array('systematic', 'سلام','gear','synthesis','mysterious'); $letters=array('s','m', 'e'); foreach ($words as $w) { //print "lets check word $w<br>"; $n=0; foreach ($letters as $l) { if (strpos($w, $l)!==false) $n++; } if ($n>= array_count_values($letters)) print "$w<br/>".array_count_values($leltters)."==="; }

preferences:
31.67 ms | 402 KiB | 5 Q