<!--循环出来的-->
<el-input
  v-model.trim="child.value"
  @input="forceUpdate"
  :clearable="true"
  type="text"
  maxlength="20"
  placeholder="请输入"
/>
// 强制重新渲染
forceUpdate () { 
    this.$forceUpdate() 
}

通过 props 传递给子组件的 值，不能在子组件内部修改 props 中的 值，可以通过 this.$emit 来操作。

// js 取父窗口的元素
window.parent.document.getElementById("idName");
// jquery 取父窗口的元素
$('#idName', window.parent.document);
// jquery 取父窗口的父窗口的元素
$('#idName', window.parent.parent.document);

// 内容是否有修改
      // true:未改变；false:改变了
      isChange() {
        if(this.Compare(this.dialog.detail.form, this.dialog.detail.oldForm)){
          console.log('未改变');
        }else{
          console.log('改变');
        }
        return this.Compare(this.dialog.detail.form, this.dialog.detail.oldForm);
      },
      /**************************************比较json-start***************************************/
      isObj(object) {
        return object && typeof(object) == 'object' && Object.prototype.toString.call(object).toLowerCase() == "[object object]";
      },
      isArray(object) {
        return object && typeof(object) == 'object' && object.constructor == Array;
      },
      getLength(object) {
        var count = 0;
        for(var i in object) count++;
        return count;
      },
      CompareObj(objA, objB, flag) {
        for(var key in objA) {
          if(!flag) //跳出整个循环
            break;
          if(!objB.hasOwnProperty(key)) {
            flag = false;
            break;
          }
          if(!this.isArray(objA[key])) { //子级不是数组时,比较属性值
            if(objB[key] != objA[key]) {
              flag = false;
              break;
            }
          } else {
            if(!this.isArray(objB[key])) {
              flag = false;
              break;
            }
            var oA = objA[key],
              oB = objB[key];
            if(oA.length != oB.length) {
              flag = false;
              break;
            }
            for(var k in oA) {
              if(!flag) //这里跳出循环是为了不让递归继续
                break;
              flag = this.CompareObj(oA[k], oB[k], flag);
            }
          }
        }
        return flag;
      },
      Compare(objA, objB) {
        if(!this.isObj(objA) || !this.isObj(objB)) return false; //判断类型是否正确
        if(this.getLength(objA) != this.getLength(objB)) return false; //判断长度是否一致
        return this.CompareObj(objA, objB, true); //默认为true
      },
      /**************************************比较json-end***************************************/

mounted() {
      console.log('mounted');
      let that = this;
      window.addEventListener('scroll', function (e) {
        that.scrollFunc();
      }, true);
    },
    destroyed() {
      window.removeEventListener('scroll', this.scrollFunc);
    },
    methods: {
      scrollFunc() {
        // let header = document.getElementsByClassName('has-gutter')[0];
        let header = $('.has-gutter');
        let header_offset = header.offset();
        let header_top = +header_offset.top + 50;
        if(this.select === undefined || this.select === null || this.select === ''){
          return false;
        }
        let ref = this.$refs[this.select.id][0] || null;
        $('.el-select-dropdown').each(function (e) {
          if($(this).css('display') === 'none'){
          }else{
            let el_select_dropdown = this;
            let el_select_dropdown_offset_top = el_select_dropdown.offsetTop;
            if(+el_select_dropdown_offset_top <= +header_top){
              console.log('小于了');
              ref && ref.blur();
              // $(this).css('display', 'none');
              // ref.$refs.input.blur();
            }
          }
        });
      },
}

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let keyboardDiv = document.getElementsByClassName('keyboard-container')[0];
let keyboard_offsetTop = keyboardDiv.offsetTop;
console.log('键盘高度：' + keyboard_offsetTop);
let wHeight = +keyboard_offsetTop + 270;
let signId = item.signId;
let inputId = 'input-' + signId;
let inputDiv = document.getElementById(inputId);
let ref = this.$refs[inputId][0];
let input_top = ref.$el.getBoundingClientRect().top;

#test a:hover {
  text-decoration: none;
  background: url("http://xiaowiba.com/demo/svg/test-ahover.svg")
    repeat-x 0 100% !important;
  background-size: 20px auto !important;
  animation: waveMove 1s infinite linear !important;
}

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.el-select-dropdown {
    top: 50px !important;
    left: 0 !important;
}

#lineTd {
            width: 200px;
            color: #000000;
            font-size: 30px;
            text-align: center;
            font-weight: 100;
            border-bottom: 1px solid #6BA1FF;
            height: 130px;
            box-sizing: border-box;
            text-indent: 0;
            background: linear-gradient(33deg, transparent 49.5%, #CDD4F3 49.5%, #CDD4F3 50.5%, transparent 50.5%);
          }

效果

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