php MD5加密代码：
<code class=" hljs handlebars"><span class="xml"><span class="hljs-tag"><<span class="hljs-title">body</span> <span class="hljs-attribute">style</span>=<span class="hljs-value">"color:green;font-size:28px;background:black;font-family:Verdana, sans-serif;"</span>></span><span class="php"><span class="hljs-preprocessor"><?php</span> error_reporting(<span class="hljs-number">0</span>);<span class="hljs-preprocessor">?></span></span><span class="hljs-tag"><<span class="hljs-title">form</span> <span class="hljs-attribute">name</span>=<span class="hljs-value">"c"</span> <span class="hljs-attribute">action</span>=<span class="hljs-value">"<?php echo $_SERVER['PHP_SELF'];?>"</span> <span class="hljs-attribute">method</span>=<span class="hljs-value">"get"</span>></span>Input your text:<span class="hljs-tag"><<span class="hljs-title">input</span> <span class="hljs-attribute">type</span>=<span class="hljs-value">"text"</span> <span class="hljs-attribute">name</span>=<span class="hljs-value">"c"</span> /></span><span class="hljs-tag"><<span class="hljs-title">button</span> <span class="hljs-attribute">type</span>=<span class="hljs-value">"submit"</span> <span class="hljs-attribute">value</span>=<span class="hljs-value">"Submit"</span> <span class="hljs-attribute">style</span>=<span class="hljs-value">"color:green;font-size:28px;background:black;"</span>></span>Creat!<span class="hljs-tag"></<span class="hljs-title">button</span>></span><span class="hljs-tag"></<span class="hljs-title">form</span>></span><span class="hljs-tag"></<span class="hljs-title">body</span>></span><span class="php"><span class="hljs-preprocessor"><?php</span><span class="hljs-comment">//hash encode:</span><span class="hljs-keyword">if</span>(<span class="hljs-variable">$c</span>=<span class="hljs-variable">$_GET</span>[<span class="hljs-string">'c'</span>])<span class="hljs-keyword">echo</span> <span class="hljs-string">'Roger!Your MD5 code is:<br>'</span>.md5(<span class="hljs-variable">$c</span>).<span class="hljs-string">'(32bit)<br>'</span>.substr(md5(<span class="hljs-variable">$c</span>),<span class="hljs-number">8</span>,<span class="hljs-number">16</span>).<span class="hljs-string">'(16bit)'</span>;<span class="hljs-comment">//截取8到24就是16位的hash，便于储存</span><span class="hljs-preprocessor">?></span></span></span></code>
