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Editor to share with you how dedecms redefines the number of words intercepted by the cn_substr function. I hope you will gain a lot after reading this article. Let's discuss it together.

How can dedecms redefine the number of words intercepted by the cn_substr function more accurately?

Dedecms's cn_substr () and cn_substr_utf8 () intercept the string ms is not allowed, usually also use the habit of cn_substr (), do not want to use what cn_substr_utf8 () to do today, now it is more accurate. Just call it according to a Chinese character with 2 bytes.

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Method description:

First, find\ include\ helpers\ string.helper.php to replace the original 33 to 102 lines (that is, the code that defines the cn_substr () function). If you are afraid, you can back up this file first, dear.

The code is as follows:

/ * intercept strings in both Chinese and English * * @ access public * @ param string $str string to be intercepted * @ param int $cutLen intercepted length * @ param bool $cutSlashes whether to remove\ * @ param bool $addSlashes is a string intercepted by adding\ * @ param string $oDot, such as whether the three commonly used dots * @ param bool $hasHtml have html * @ return string * / if (! Function_exists ('cn_substr')) {function cn_substr ($str, $cutLen, $oDot = null, $hasHtml = false, $cutSlashes = false, $addSlashes = false) {global $cfg_soft_lang; $str = trim ($str); if ($cutSlashes) $str = stripslashes ($str); if ($hasHtml) {$str = preg_replace ("/ (\)

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