JQ控制文本数字长度

Posted 2020-10-17 小敏子

function maxNum(){
        var a = $(‘#num-length‘);
       var maxwidth = 5;
        if (a.text().length > maxwidth) {
            a.text(a.text().substring(0, maxwidth));
            a.html(a.html() + ‘...‘);
        }  
}