php匹配图片、视频文件、音乐文件的正则表达式
$pattern_video =
"/(src)=(\\\?)([\"|']?)([^
\"'>]+\.(swf|flv|mp4|rmvb|avi|mpeg|ra|ram|mov|wmv)((\?[^
\"'>]+)?))\\2\\3/i";
$pattern_music = "/(src)=(\\\?)([\"|']?)([^ \"'>]+\.(mp3|wav|wma|ogg|ape|acc))\\2\\3/i";
$pattern_img = "/(src)=(\\\?)([\"|']?)([^ \"'>]+\.(gif|jpg|jpeg|bmp|png))\\2\\3/i";
$pattern_music = "/(src)=(\\\?)([\"|']?)([^ \"'>]+\.(mp3|wav|wma|ogg|ape|acc))\\2\\3/i";
$pattern_img = "/(src)=(\\\?)([\"|']?)([^ \"'>]+\.(gif|jpg|jpeg|bmp|png))\\2\\3/i";
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