輸入框實時驗證是否跟后台數據重復，重復的話在輸入框下邊提示該名稱已存在

 

 

 

 

 

 報錯信息需要先置空，否則只會第一次報錯，之后不顯示報錯信息

 

event.target.value 是實時獲取的輸入的內容

 

 

<el-form-item label="潤滑點部件1層名稱" prop="name" :error="errorMsgName">

                        <el-input

                            size="small"

                            v-model="ruleForm.name"

                            @blur="checkRepeat($event,1)"

                            maxlength="50"

                            autocomplete="off"

                            style="width:90%"

                        ></el-input>

                    </el-form-item>