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PHP截取中文字符出现乱码的具体解决办法

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Release: 2016-06-13 11:07:24
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  • ,并进行实际操作时,经常会遇到一些书本上没有的问题出现。我们只有很好的解决这些问题,才能真正的掌握我们所学到的知识。在这篇文章中,大家会学到PHP截取中文字符出现乱码的具体解决办法。

    PHP截取中文字符无乱码的相关代码:

    <ol class="dp-xml">
    <li class="alt"><span><span>function cnSubstr($str, $start, $len) {  </span></span></li>
    <li>
    <span>$</span><span class="attribute">str_tmp</span><span> = $len - $start;  </span>
    </li>
    <li class="alt">
    <span>if (strlen($str) </span><span class="tag"><span> $str_tmp) {  </span></span>
    </li>
    <li>
    <span>$</span><span class="attribute">tmpstr</span><span> = $str;  </span>
    </li>
    <li class="alt"><span>} else {  </span></li>
    <li>
    <span>$</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, $i, 1)) </span><span class="tag">></span><span> 0xa0) {  </span>
    </li>
    <li>
    <span>$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, $i, 1);  </span>
    </li>
    <li><span>}  </span></li>
    <li class="alt"><span>}  </span></li>
    <li>
    <span>$tmpstr </span><span class="attribute">.</span><span>= </span><span class="attribute-value">".."</span><span>;  </span>
    </li>
    <li class="alt"><span>}  </span></li>
    <li><span>return $tmpstr;  </span></li>
    <li class="alt"><span>}  </span></li>
    </ol>
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    以上这段代码就是PHP截取中文字符无乱码的具体实现方法,希望对大家有所帮助。


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