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<title><![CDATA[刘新修]]></title> 
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<title><![CDATA[php [urlencode urldecode] 函数]]></title> 
<author>刘新修 &lt;admin@yourname.com&gt;</author>
<category><![CDATA[PHP/Java/Go]]></category>
<pubDate>Tue, 29 Mar 2016 05:28:01 +0000</pubDate> 
<guid>http://liuxinxiu.com:80/php_urlencode/</guid> 
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	<p>&nbsp;urlencode()编码：对字符串中除了 -_. 之外的所有非字母数字字符都将被替换成百分号（%）后跟两位十六进制数，空格则编码为加号（+）。</p><div>urldecode()解码：还原 URL 编码字符串。</div><div>示例：</div><div>&lt;?php</div><div>header(&quot;Content-Type:text/html; charset=utf-8&quot;);</div><div>//对参数值进行编码</div><div>$parm=urlencode(&quot;演示php-mysql&quot;);</div><div>&nbsp;</div><div>//拼接url</div><div>$url=&quot;decode.php?par=&quot;.$parm;</div><div>?&gt;</div><div>&nbsp;</div><div>&lt;a href=&quot;&lt;?php echo $url;?&gt;&quot;&gt;urlencode演示&lt;/a&gt;</div><div>&nbsp;</div><div>点击连接后地址栏中汉字被编码了：</div><div>http://localhost/decode.php?par=%E6%BC%94%E7%A4%BAphp-mysql</div><div>------------------------------------------------------------------------</div><div>&nbsp;</div><div>//decode.php</div><div>&lt;?php</div><div>//获取参数值</div><div>$parValue=$_GET['par'];</div><div>&nbsp;</div><div>//解码</div><div>echo urldecode($parValue);</div><div>//运行结果：演示php-mysql</div><div>?&gt;</div>
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<pubDate>Thu, 01 Jan 1970 00:00:00 +0000</pubDate> 
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