在Vscode按F1，运行命令，输入Formatter config
把内容更改为以下代码
{ "onSave": true, "javascript": { "indent_size": 2, "indent_char": " ", "eol": "auto", "preserve_newlines": true, "break_chained_methods": false, "max_preserve_newlines": 0, "space_in_paren": false, "space_in_empty_paren": false, "jslint_happy": false, "space_after_anon_function": false, "keep_array_indentation": false, "space_before_conditional": true, "unescape_strings": false, "wrap_line_length": 0, "e4x": false, "end_with_newline": true, "comma_first": false, "brace_style": "preserve-inline" }, "css": { "indent_size": 2, "indentCharacter": " ", "indent_char": " ", "selector_separator_newline": true, "end_with_newline": true, "newline_between_rules": true, "eol": "\n" }, "html": { "indent_inner_html": false, "end_with_newline": true, "indent_size": 2, "indent_char": " ", "indent_character": " " } }