為什么提示沒有方法：vue.common.js?e881:1019 [Vue warn]: v-on:keyup="addNew" expects a function value, got undefined (found in component: <app>)export default {? data () {? ? return {? ? ? title: 'roberto baggio!',? ? ? items: [{? ? ? ? label: 'aaa',? ? ? ? isFinished: true? ? ? },? ? ? {? ? ? ? label: 'bbb',? ? ? ? isFinished: false? ? ? }],? ? ? newPlan: ''? ? }? },? methods: {? ? toggleFinish: function (item) {? ?item.isFinished= !item.isFinished? },? addNew: function(){? console.log("sss")? console.log(this.newPlan)? this.items.push({? label:this.newPlan,? isFinished:false? })? this.newPlan= ''? }? }}
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靜待雨落
TA貢獻2條經驗 獲得超2個贊
這個是this的問題吧??
fn: function () { ... }? ?這種寫法? this不是組件而是window?
fn () { ... }? 或者? fun: () => {}? ?這種寫法 this才是組件
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