ElementUI component el-dropdown (pitfall)

<div class="it-after" v-if=" resume.phone != ''">
	<p class="it-telphone clamp1">{{resume.phone}}</p>
	<div class="btn3"><el-button type="primary" icon="el-icon-warning" plain @click="open3">Report this resume</el-button></div>
	<div class="btn3" style="margin-top:5px;">
		<el-dropdown @command="resumeStateFun">
			<el-button type="primary" v-if="resume.status==0">
				<span :id="'span_'+resume.resumeCode">Unlabeled</span><i class="el-icon-arrow-down el-icon--right"></i>
			</el-button>
			<el-button type="primary" v-else-if="resume.status==1">
				<span :id="'span_'+resume.resumeCode">Interviewed</span><i class="el-icon-arrow-down el-icon--right"></i>
			</el-button>
			<el-button type="primary" v-else-if="resume.status==2">
				<span :id="'span_'+resume.resumeCode">Waiting for interview</span><i class="el-icon-arrow-down el-icon--right"></i>
			</el-button>
			<el-button type="primary" v-else-if="resume.status==3">
				<span :id="'span_'+resume.resumeCode">Inappropriate</span><i class="el-icon-arrow-down el-icon--right"></i>
			</el-button>
			<el-dropdown-menu slot="dropdown">
				<el-dropdown-item :command="resume.resumeCode+'_0'">Unlabeled</el-dropdown-item>
				<el-dropdown-item :command="resume.resumeCode+'_1'">Interviewed</el-dropdown-item>
				<el-dropdown-item :command="resume.resumeCode+'_2'">Waiting for interview</el-dropdown-item>	
				<el-dropdown-item :command="resume.resumeCode+'_3'">Not suitable</el-dropdown-item>													
			</el-dropdown-menu>
		</el-dropdown>
	</div>
</div>