打开浏览器

安装open in browser 插件，key bindings 输入

[
  { "keys": ["f12"], "command": "open_in_browser"}
]

打开文件所在的文件夹,

key bindings 输入

    { "keys": ["ctrl+r"], "command": "open_dir", 
    "args": {"dir": "$file_path", "file": "$file_name"} }