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	<title>Skiyo &#187; sha1</title>
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		<title>忘记md5(),sha1()等加密方法吧..</title>
		<link>http://www.skiyo.cn/2010/03/08/forget-md5-and-sha1/</link>
		<comments>http://www.skiyo.cn/2010/03/08/forget-md5-and-sha1/#comments</comments>
		<pubDate>Mon, 08 Mar 2010 05:45:19 +0000</pubDate>
		<dc:creator>Jessica</dc:creator>
				<category><![CDATA[PHP]]></category>
		<category><![CDATA[md5]]></category>
		<category><![CDATA[sha1]]></category>
		<category><![CDATA[加密]]></category>

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		<description><![CDATA[这篇文章又严重的不严谨性.这个结果在现在看来是无效的. 大家就当看看儿戏吧..我就不删除了. 详情请查看hash()为什么比md5()要快?(已过时) 很多人都不知道PHP有个函数叫做hash() 也能实现md5等加密. 我们来试试它的速度如何. View Code1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 $time=microtime&#40;1&#41;; for &#40;$i=0;$i&#60;100000;$i++&#41; hash&#40;'md5', 'string'&#41;; echo microtime&#40;1&#41;-$time,': hash/md5'; &#160; [...]]]></description>
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