js描述超出规定字数,自动截取,补......

  function formatremark(val, row) {
            if (val != null ) {
                if (val.length > 33) {
                    return val.substring(0, 33) + "......"
                } else {
                    return val;
                }
            }
        }
原文地址:https://www.cnblogs.com/nayilvyangguang/p/9981640.html