How to call the first picture of the article content on the DEDE list page

How to call the first image of the article content on the DEDE list page?

DEDE list page calls the first picture (non-thumbnail) method of the article content

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Open ../ include/ common.func.php

Add code

//将缩放图转变为文章第一张图片 
function firstimg($str_pic) 
{ 
$str_sub=substr($str_pic,0,-7).".jpg";//删除缩略图字符串最后七位，然后再补上后缀.jpg 
return $str_sub; 
}

The calling method is:

[field:litpic function='firstimg(@me)'/]

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