el-select实现change事件

<el-select @change="selectChanged" v-model="devType" size=small>
	<el-option v-for="item in devTypes" :key="item" :label="item" :value="item"></el-option>
</el-select>

data() {
  return {
    devType: '',
    devTypes: []
  }
},
 
methods: {
  selectChanged(value) {
	console.log(value)
  }
}