详解PHP截取中文字符串的具体代码实现-php手册-php.cn

Home

php教程

php手册

详解PHP截取中文字符串的具体代码实现

Jun 13, 2016 am 11:07 AM

php Chinese Chinese processing code specific function string accomplish intercept of Detailed explanation language

任何一种语言都有专门针对中文处理的函数，往往这些处理方法都是比较难掌握的一部分。今天我们就向大家具体讲一下有关截取GB2312中文字符串

<ol class="dp-xml">
<li class="alt"><span><span class="tag"><span> ?php      </span></span></span></li>
<li><span>//截取中文字符串     </span></li>
<li class="alt"><span>function mysubstr($str, $start, $len) {     </span></li>
<li>
<span>    $</span><span class="attribute">tmpstr</span><span> = </span><span class="attribute-value">""</span><span>;     </span>
</li>
<li class="alt">
<span>    $</span><span class="attribute">strlen</span><span> = $start + $len;     </span>
</li>
<li>
<span>    for($</span><span class="attribute">i</span><span> = </span><span class="attribute-value">0</span><span>; $i </span><span class="tag"><span> $strlen; $i++) {     </span></span>
</li>
<li class="alt">
<span>        if(ord(substr($str, $i, 1)) </span><span class="tag">&gt;</span><span> 0xa0) {     </span>
</li>
<li>
<span>            $tmpstr </span><span class="attribute">.</span><span>= </span><span class="attribute-value">substr</span><span>($str, $i, 2);     </span>
</li>
<li class="alt"><span>            $i++;     </span></li>
<li><span>        } else    </span></li>
<li class="alt">
<span>            $tmpstr </span><span class="attribute">.</span><span>= </span><span class="attribute-value">substr</span><span>($str, $i, 1);     </span>
</li>
<li><span>    }     </span></li>
<li class="alt"><span>    return $tmpstr;     </span></li>
<li><span>}     </span></li>
<li class="alt">
<span class="tag">?&gt;</span><span>   </span>
</li>
</ol>

Copy after login

以上代码示例就是PHP截取中文字符串的相关实现方式。

Statement of this Website

The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn