下图为效果图，众所周知element-ui没有季度组件，但项目上也经常会用到，需要我们自行开发。

 1.在components 里新建组件文件（名称自定义）

2.直接贴完整代码。(可拷贝直接用)

<template>

  <el-form>

    <el-form-item>

      <mark

        class="_mark"

        v-show="showSeason"

        @click.stop="showSeason = false"

      ></mark>

      <el-input

        placeholder="请选择季度"

        v-model="showValue"

        size="small"

        style="width:12.7rem;"

        @focus="showSeason = true"

      >

        <i slot="prefix" class="el-input__icon el-icon-date"></i>

      </el-input>

      <el-card class="box-card" v-show="showSeason">

        <div slot="header" class="clearfix yearBtn">

          <button

            type="button"

            aria-label="前一年"

            class="el-picker-panel__icon-btn el-date-picker__prev-btn el-icon-d-arrow-left"

            @click="prev"

          ></button>

          <span role="button" class="el-date-picker__header-label"

            >{{ year }}年</span

          >

          <button

            type="button"

            aria-label="后一年"

            @click="next"

            class="el-picker-panel__icon-btn el-date-picker__next-btn el-icon-d-arrow-right"

          ></button>

        </div>

        <div class="text item">

          <el-button

            type="text"

            size="medium"

            class="_left"

            @click="selectSeason(0)"

            >第一季度</el-button

          >

          <el-button

            type="text"

            size="medium"

            class="_right"

            @click="selectSeason(1)"

            >第二季度</el-button

          >

        </div>

        <div class="text item">

          <el-button

            type="text"

            size="medium"

            class="_left"

            @click="selectSeason(2)"

            >第三季度</el-button

          >

          <el-button

            type="text"

            size="medium"

            class="_right"

            @click="selectSeason(3)"

            >第四季度</el-button

          >

        </div>

      </el-card>

    </el-form-item>

  </el-form>

</template>

<script>

export default {

  props: {

    valueArr: {

      default: () => {

        return ["01-03", "04-06", "07-09", "10-12"];

      },

      type: Array,

    },

    getValue: {

      default: () => {},

      type: Function,

    },

    defaultValue: {

      default: "",

      type: String,

    },

  },

  data() {

    return {

      showSeason: false,

      season: "",

      year: new Date().getFullYear(),

      showValue: "",

    };

  },

  created() {

    if (this.defaultValue) {

      let value = this.defaultValue;

      let arr = value.split("-");

      this.year = arr[0].slice(0, 4);

      let str = arr[0].slice(4, 6) + "-" + arr[1].slice(4, 6);

      let arrAll = this.valueArr;

      this.showValue = `${this.year}年${arrAll.indexOf(str) + 1}季度`;

    }

  },

  watch: {

    defaultValue: function(value) {

      let arr = value.split("-");

      this.year = arr[0].slice(0, 4);

      let str = arr[0].slice(4, 6) + "-" + arr[1].slice(4, 6);

      let arrAll = this.valueArr;

      // if(arrAll.indexOf(str)==0){

      //   this.showValue  = `${this.year}年第一季度`;

      // }

      this.showValue = `${this.year}年${arrAll.indexOf(str) + 1}季度`;

      

    },

  },

  methods: {

    one() {

      this.showSeason = false;

    },

    prev() {

      this.year = this.year * 1 - 1;

    },

    next() {

      this.year = this.year * 1 + 1;

    },

    reast(){

      this.showValue = ''

    },

    selectSeason(i) {

      let that = this;

      that.season = i + 1;

      let arr = that.valueArr[i].split("-");

      that.getValue(that.year + arr[0] + "-" + that.year + arr[1]);

      that.showSeason = false;

      if(this.season == 1){

        this.showValue = `${this.year}年第一季度`;

      }else if(this.season == 2){

         this.showValue = `${this.year}年第二季度`;

      }

      else if(this.season == 3){

         this.showValue = `${this.year}年第三季度`;

      }

      else if(this.season == 4){

         this.showValue = `${this.year}年第四季度`;

      }

      // this.showValue = `${this.year}年${this.season}季度`;

      that.sendMsg()

    },

    getLastDay(year, month) {

      var new_year = year; //取当前的年份

      var new_month = month++; //取下一个月的第一天，方便计算（最后一天不固定）

      if (month > 12) {

        new_month -= 12; //月份减

        new_year++; //年份增

      }

      var new_date = new Date(new_year, new_month, 1); //取当年当月中的第一天

      return new Date(new_date.getTime() - 1000 * 60 * 60 * 24).getDate(); //获取当月最后一天日期

    },

    sendMsg() {

      this.$emit("func", this.showValue);

    },

  },

};

</script>

<style scoped>

._mark {

  position: fixed;

  top: 0;

  bottom: 0;

  left: 0;

  right: 0;

  background: rgba(0, 0, 0, 0);

  z-index: 999;

}

.yearBtn {

  text-align: center;

  padding: 0;

}

.box-card {

  width: 322px;

  padding: 0 3px 20px;

  margin-top: 10px;

  position: fixed;

  z-index: 9999;

}

.text.item {

  text-align: center;

}

.text.item >>> .el-button {

  width: 40%;

  color: #606266;

}

.text.item ._left {

  float: left;

}

.text.item ._right {

  float: right;

}

</style>

3.在需要的页面引入即可使用。