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匹配字符串
<br />$handle="http://ec2.images-amazon.com/images/I/311%2Bk07cuIL._SL500_AA280_.jpg,http://ec2.images-amazon.com/images/I/418Qdk6bctL._SL500_AA280_.jpg,http://ec2.images-amazon.com/images/I/51bsLAswKVL._SL500_AA280_.jpg";<br /><br />preg_match_all('#src="(http://ec2\.images-amazon\.com/images/I/[a-z\d]+\._SL500_AA280_\.jpg)"#is',$handle,$m);<br /><br />print_r($m[1]); <br />