在vscode中，自定义代码片段，例vue组件的模板

1----

2----  输入vue，  选 vue.json

3----  在vue.json中编辑， 有说明

　　a.  tab符，要用空格， 也可以转义

4----   新建vue文件， 输入自定义的关键字， 就出现了

5----  上图的 自定义的 vd 代码段

"demo": {

        "prefix": "vd",

        "body": [

            "<template>",

            " <div class=\"$1\">",

            " ",

            " </div>",

            "</template>",

            " ",

            "<script>",

            "export default {",

            " name: 'vueName',",

            " data () {",

            " return {",

            " msg:'Welcome to your vueName'",  

            " }",

            " }",

            "}",

            "</script>",

            " ",

            "<style scoped lang = \"sass\">",

            " ",

            "</style>"

        ],

        "description": "自定义的一个vue代码段，测试"

    }