3.生命周期钩子函数 exportdefaultclassAppextendsVue{privatecreated(){this.init(); } } 4. 方法 exportdefaultclassAppextendsVue{privateinit(){console.log('init'); } } 5. @Component() <script lang="ts">@Component({compon
//页面HelloWorld.vueimport { Vue, Component, Prop } from 'vue-property-decorator';import myMixins from './mixins';@Component({//混入mixins: [myMixins]})export default class myComponent extends Vue {// 生命周期created() {console.log(this.value) // => Hello}} 四、总结 methods,钩子都...
:HTMLButtonElement;// computed;getcountplus(){returnthis.count;}created(){}mounted(){}beforeDestroy(){}publicdelToCount(event:MouseEvent){this.delEmitClick(event);this.count+=1;// countplus 会累加}}... vue-proporty-decorator它具备以下几个装饰器和功能: @Component @Prop @PropSync @Model @...
@Component export class myComponent extends mixins(myMixins) {//直接extends myMinxins 也可以正常运行created(){ console.log(this.value)//=> Hello} } 第二种方式,需要定义vue/type/vue模块,1.改造混入的ts文件定义 vue/type/vue接口 //mixins.tsimport { Vue, Component } from 'vue-property-deco...
get total () { return this.count + 10 } // 生命周期 private created () { console.log(this.menus) } // methods 直接写 private countAdd (): void { this.count ++ } // Emit private handlerChildValue (obj: object) { console.log(obj) } } index.vue 代码等同于 import Home from ...
侦听开始,发生在beforeCreate勾子之后,created勾子之前 import{Vue,Component,Watch}from'vue-property-decorator'@ComponentexportdefaultclassMyInputextendsVue{@Watch('msg')publiconMsgChanged(newValue:string,oldValue:string){}@Watch('arr',{immediate:true,deep:true})publiconArrChanged1(newValue:number...
vue-property-decorato用法 Detail.vue 组件内使用Component, Prop, Vue, Watch import { Component, Prop, Vue, Watch } from "vue-property-decorator" 注册组件 @component(components:{Banner,Slider},name:"detail"}) Prop、watch、created、readonly ...
侦听开始,发生在 beforeCreate 勾子之后, created 勾子之前 import{Vue,Component,Watch}from'vue-property-decorator'@ComponentexportdefaultclassMyInputextendsVue{@Watch('msg')onMsgChanged(newValue:string, oldValue:string) {}@Watch('arr', {immediate:true,deep:true})onArrChanged1(newValue:number[], ...
原理简述 vue2.x只有Object一种声明组件的方式, 比如这样: const App = Vue.extend({ // data data() { return { hello: 'world', }; }, computed: { world() { return this.hello + 'world'; }, }, // hooks mounted() { this.sayHello(); ...
created() {} mounted() {} beforeDestroy() {} public delToCount(event: MouseEvent) { this.delEmitClick(event); this.count += 1; // countplus 会累加 } } ... 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14