php intercepts the first 20 characters of a piece of text

Others 2020-04-21 12:02:29 views: null

$tmp = strip_tags($model->content);
$temLen = mb_strlen($tmp);
return mb_substr($tmp,0,20,'utf-8').(($temLen>20)?'...':"");

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Origin www.cnblogs.com/gaogaoxingxing/p/12743499.html

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