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PHP过滤和替换提交信息中的链接URL地址

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Release: 2016-06-13 11:40:05
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PHP过滤和替换提交信息中的链接URL地址

网上信息泛滥,大量作SEO黑链接的在一些评论贴子经常含有垃圾链接,用这个方法可以过滤掉外链URL

$string = preg_replace('/\b(https?|ftp|file):\/\/[-A-Z0-9+&@#\/%?=~_|$!:,.;]*[A-Z0-9+&@#\/%=~_|$]/i', '', $string);

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