SOURCE

var vm = new Vue({
    el: "#container",
    data: {
        test : 'hello world'
    },
    beforeCreate: function(){
        console.log(this);
        showData('创建vue实例前',this);
    },
    created: function(){
        showData('创建vue实例后',this);
    },
    beforeMount:function(){
        showData('挂载到dom前',this);
    },
    mounted: function(){
        showData('挂载到dom后',this);
    },
    beforeUpdate:function(){
        showData('数据变化更新前',this);
    },
    updated:function(){
        showData('数据变化更新后',this);
    },
    beforeDestroy:function(){
        vm.test ="3333";
        showData('vue实例销毁前',this);
    },
    destroyed:function(){
        showData('vue实例销毁后',this);
    }

});

function realDom(){
    console.log('真实dom结构：' + document.getElementById('container').innerHTML);
}
function showData(process,obj){
    console.log(process);
     console.log('data 数据：' + obj.test)
     console.log('挂载的对象：')
     console.log(obj.$el)
     realDom();
     console.log('------------------')
     console.log('------------------')
}