x
<html><body>$str = "The rain in SPAIN falls mainly on the plains.";$pattern = "/ain/i";echo preg_match_all($pattern, $str);</body></html>
4
<html><body>$str = "The rain in SPAIN falls mainly on the plains.";$pattern = "/ain/i";echo preg_match_all($pattern, $str);</body></html>