（22）打鸡儿教你Vue.js

git clone ....git

ls

cd xxx/

git status
位于分支 master

没有提交

ls

git branch -a
git branch

touch test.txt
git status

git add .

git commit -m '初次提交'

ls

git remote -v

git push origin master

git branch -a

git checkout -b dev

切换到一个新分支 'dev'

ls

touch test1.txt

git status
位于分支dev

git add test1.txt

git commit -m "dev上的"

git push origin dev

git branch -a

git checkout mastr
切换分支

git merge dev
合并分支

ls

git push origin master

删除分支
git push origin :dev

退回之前的版本：
git reset --hard head^

git log

<template>
<div>
<ul>
<li v-for="(item, index) in lists"
@click="choose(index)"
:class="{active: index == current}"
:key="index">
{{item}}
</li>
</ul>
</div>
</template>

data(){
return {
 current: '',
 lists:
 target: []
 }
},
methods: {
 choose(index) {
 console.log(index)
 this.current = index
 }
}

<style scoped>
li.active {
 background: green;
}
</style>

<ul>
<li v-for="(item, index) in target" :key="index">{{item}}</li>
</ul>

add() {
 this.target.push(this.lists[this.current])
}

:class="{active: index == current && current !== ' ' }"

add () {
 if(this.current === ' '){return}
 this.target.push(this.lists[this.current])
 this.current = ' '
}