1、在settings中搜索:emmet.includeLanguages,点击编辑
2、点击编辑,在右边属性添加以下参数,关闭vscode重新打开即可:
"workbench.iconTheme": "vscode-icons", "emmet.triggerExpansionOnTab": true, "emmet.includeLanguages": { "vue-html": "html", "vue": "html" }