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<?php $content = '<a href="http://www.amazon.com/dp/B004JKDN3I/?tag=longshan07-20" target="_blank">Amazon</a>上目前价格降至$160.59'; preg_match('@href="(http://www\.amazon\.com/.*?(dp|product)/(.*?)(/|%3F|\?))"@',$content,$m); print_r($m);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( )

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