打开设置文件
输入
{ "workbench.colorCustomizations": { "editor.selectionBackground": "#0000CD", "editor.selectionHighlightBackground": "#0000CD", } }
效果
参考：
https://segmentfault.com/q/1010000009069958/
vs code 修改选中后匹配的代码的颜色
原文：https://www.cnblogs.com/sea-stream/p/11216663.html
