如果我有一个文件路径，例如…我如何改变字符串，使它将是父目录?e.g.
标签
cpu-architectureperformancec++branch-predictionjavaundogit-commitgitversion-controlgit-remotegit-pushgit-branchgit-pullgit-fetchpythongeneratoriteratorjsonmime-typescontent-typearraysjavascriptgit-addcode-formattingcstandards-complianceoperatorscommentsdynamic-memory-allocationstackmemory-managementheap-memorylanguage-agnosticoverwritebackground-colorbrowserhtmldomjqueryvisibilityuse-strictsyntaxjslintremote-branchgit-checkoutpython-moduleidiomsprogram-entry-pointnamespacesbranch