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This article mainly explains the method of interception and replacement of php by the number of words. The content of the explanation in the article is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn the method of interception and replacement of php according to the number of words.

Operating environment of this article: Windows7 system, PHP7.1 version, Dell G3 computer

How does php intercept and replace by number of words?

PHP intercepts a string of specified length, and the excess part uses.. Replace

Function substr_format ($text, $length, $replace='..', $encoding='UTF-8') {if ($text & & mb_strlen ($text, $encoding) > $length) {return mb_substr ($text, 0, $length, $encoding). $replace;} return $text;}

And

Function cut_string ($str, $len) {/ / check length if (mb_strwidth ($str, 'UTF-8') 127? 2: 1 * if ($tlen + $chrLen > $len) break;$tstr. = $chr;$tlen + = $chrLen;$i + +;} if ($tstr! = $str) {$tstr. ='...';} return $tstr } Thank you for your reading. the above is the content of "php intercept and replace by word". After the study of this article, I believe you have a deeper understanding of the method of intercept and replacement of php by word, and the specific use still needs to be verified in practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!

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