console 命令行工具 X clear

console

window.onload = function(){
    var ButtonCounter = {
    data(){
        return {
            count:0
        }
    },
    methods:{
        increment(){
            this.count++;
        }
    },
    template:`<button @click="increment">按钮{{count}}</button>`
}


var vm = new Vue({
    el:'#app',
    components:{
        ButtonCounter
    }
})
}

<div id="app">
    <button-counter></button-counter>
    <button-counter></button-counter>
    <button-counter></button-counter>

</div>

本项目引用的自定义外部资源

vue.js