文件->首選項->用戶設置,搜ruler后點擊edit in settings.json
添加files.exclude節點到settings.json文件中,**/代表所有 , *.txt代表所有后綴為.txt的文件
"files.exclude": { "**/.git": true, "**/.svn": true, "**/.hg": true, "**/CVS": true, "**/.DS_Store": true, "**/testcases/**/*.txt":true, "**/foldername":true }