element-ui form表单如何逐个验证

1.背景:

使用element-ui的form表单校验功能时,点击提交会对所有要校验的值进行校验,如下图:

虽然提示了要必须填写的值,但是不太美观,产品经理要求点击提交只提示最先校验的那个,如下图

2.方法

使用form表单的这个方法

 然后对必填项进行遍历调用‘

// html
<el-form ref="dataForm" :rules="dataRule"***


// data
dataRule: {
        title: [
          { required: true, message: '标题不能为空', trigger: 'blur' }
        ],
        weight: [
          { required: true, message: '权重不能为空', trigger: 'blur' }
        ],
        store: [
          { required: true, message: '适用门店不能为空', trigger: 'blur' }
        ],
        messageOne: [
          { required: true, message: '回复消息1不能为空', trigger: 'blur' }
        ],
        messageTwoImg: [
          { required: true, message: '请添加图片', trigger: 'change' }
        ],
        appletPath: [
          { required: true, message: '小程序路径不能为空', trigger: 'blur' }
        ],
        appletCardTitle: [
          { required: true, message: '卡片标题不能为空', trigger: 'blur' }
        ],
        appletCardCover: [
          { required: true, message: '请添加图片卡片封面', trigger: 'change' }
        ]
      }

// methods

filedCheck(prop) {
      let noSave = false
      this.$refs.dataForm.validateField(prop, valid => {
        if (valid) { // valid返回的是dataRule的message,有值说明触发必填校验,不能提交
          noSave = true
        }
      })
      return noSave
    },

dataFormSubmit() {

    const validateFieldList = Object.keys(this.dataRule)
      const noSave = validateFieldList.some(i => this.filedCheck(i))
      if (!noSave) {
        // 调用保存接口
      }


}



      

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转载自blog.csdn.net/q759859479/article/details/122373007