str_rot13

实例

编码然后解码字符串：

<span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token keyword">echo</span> <span class="token function">str_rot13</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"I love Shanghai"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token string double-quoted-string">"<br>"</span><span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token function">str_rot13</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"V ybir Funatunv"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

亲自试一试