vue中解决多次点击提交重复数据

<el-button type="primary" @click="saveFun('form')" size="small" :disabled="isDisable">确 定</el-button>
 isDisable:false
 saveFun(formName) {
				this.isDisable = true
		    	 setTimeout(() => {
			     	this.isDisable = false
			    }, 1000)
 }