read more阅读更多，文字超过三行字符后面添加省略号

var text;
$('.blog-item').each(function (i) {
text = $(this).find('.blog-excerpt').html();
if (text.length > 190) {
var sub = text.substr(0,190);
var spaceindex = sub.lastIndexOf(' ');
var subtext = sub.substr(0, spaceindex);
var link = $(this).find('a').attr("href");
var html = subtext + ' <a href="' + link +'">Read More &gt;&gt;</a>';
$(this).find('.blog-excerpt').html(html);
}
});

https://www.chlbpack.com/