element 校验多个表单方法

    <el-form :model="tableForm1" ref="tableForm1" :rules="rules1" label-width="100px" >
      <el-form-item label="价格" prop="price">
        <el-input v-model.number="tableForm1.price" autocomplete="off"></el-input>
      </el-form-item>
    </el-form>
 
    <el-form :model="tableForm2" ref="tableForm2" :rules="rules2" label-width="100px" >
      <el-form-item label="年龄" prop="age">
        <el-input v-model.number="tableForm2.age" autocomplete="off"></el-input>
      </el-form-item>
    </el-form>

      rules1: {
        price: [{ required: true, message: '价格不能为空', trigger: 'blur' }]
      },
      rules2: {
        age: [{ required: true, message: '年龄不能为空', trigger: 'blur' }]
      },

    submitForm () {
      const formName = ['tableForm1', 'tableForm2']
      const validates = (item) => {
        return new Promise((resolve, reject) => {
          if (!this.$refs[item]) {
            resolve()
            return false
          }
          this.$refs[item].validate((valid) => {
            if (valid) {
              resolve()
            } else {
              reject(new Error('验证不对'))
            }
          })
        })
      }
      Promise.all(formName.map(item => validates(item))).then(() => {
        console.log('成功')
      }).catch(() => {
        console.log('失败')
      })
    }