el-date-picker中default-time

//开始日期至结束日期
 <el-form-item label="生效时间：" >

          <el-date-picker
            v-model="value2"
            type="datetimerange"
            value-format="yyyy-MM-dd HH:mm:ss"
            :picker-options="pickerOptions"
            range-separator="至"
            start-placeholder="开始日期"
            end-placeholder="结束日期"
            :default-time="defaultTime"
            align="right">
          </el-date-picker>
        </el-form-item>




   pickerOptions: {
          shortcuts: [{
            text: '最近一周',
            onClick(picker) {
              const end = new Date();
              const start = new Date();
              start.setTime(start.getTime() - 3600 * 1000 * 24 * 7);
              picker.$emit('pick', [start, end]);
            }
          }, {
            text: '最近一个月',
            onClick(picker) {
              const end = new Date();
              const start = new Date();
              start.setTime(start.getTime() - 3600 * 1000 * 24 * 30);
              picker.$emit('pick', [start, end]);
            }
          }, {
            text: '最近三个月',
            onClick(picker) {
              const end = new Date();
              const start = new Date();
              start.setTime(start.getTime() - 3600 * 1000 * 24 * 90);
              picker.$emit('pick', [start, end]);
            }
          }]
        },

 computed: {
      defaultTime() {
        var date = new Date();
        var hour = date.getHours();
        var minute = date.getMinutes();
        var second = date.getSeconds();
        let time=[];
        time.push(`${hour}:${minute}:${second}`)
        time.push(`${hour}:${minute}:${second}`)
        return time;
      }
    },

//日期
        <el-form-item label="开始日期">
          <el-date-picker
            v-model="formInline.startDate"
            value-format="yyyy-MM-dd HH:mm:ss"
            type="datetime"
            :default-time="defaultTime"
            placeholder="选择日期">
          </el-date-picker>
        </el-form-item>
   computed: {
      defaultTime() {
        var date = new Date();
        var hour = date.getHours();
        var minute = date.getMinutes();
        var second = date.getSeconds();

        return hour + ':' + minute + ':' + second;
      }
    },