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php源码分析之DZX1.5字符串截断函数cutstr用法

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Release: 2016-06-06 20:03:20
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这篇文章主要介绍了php源码分析之DZX1.5字符串截断函数cutstr用法,实例分析了DZX1.5中cutstr函数实现字符串截取的使用技巧,需要的朋友可以参考下

本文实例讲述了php源码分析之DZX1.5字符串截断函数cutstr用法。分享给大家供大家参考。具体分析如下:

= $length) { break; } } if($noc > $length) { $n -= $tn; } $strcut = substr($string, 0, $n); } else { for($i = 0; $i 127 ? $string[$i].$string[++$i] : $string[$i]; } } $pos = strrpos($strcut, chr(1)); if($pos !== false) { $strcut = substr($strcut,0,$pos); } return $strcut.$dot; } $string = '测试数据库ablci102020@(#)!)!测试劳动力ddk'; echo cutstr($string,15); /*End of php*/

运行结果如下:

测试数据库ablci1020...

希望本文所述对大家的php程序设计有所帮助。

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