parse_path()parse_path()

• 10/29/2020
• • o
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分析文件路径 string，并返回包含该路径的以下部分的 dynamic 对象：Parses a file path string and returns a dynamic object that contains the following parts of the path:

• SchemeScheme
• RootPathRootPath
• DirectoryPathDirectoryPath
• DirectoryNameDirectoryName
• FileNameFileName
• 分机Extension
• AlternateDataStreamNameAlternateDataStreamName

除了具有两种斜杠类型的简单路径外，此函数还支持包含以下内容的路径：In addition to the simple paths with both types of slashes, the function supports paths with:

• 架构。Schemas. 例如，“file://...”For example, "file://..."
• 共享路径。Shared paths. 例如，“\shareddrive\users...”For example, "\shareddrive\users..."
• 长路径。Long paths. 例如，“\?\C:...”For example, "\?\C:...""
• 备用数据流。Alternate data streams. 例如，“file1.exe:file2.exe”For example, "file1.exe:file2.exe"

语法Syntax

parse_path(path)parse_path(path)

参数Arguments

• path ：一个表示文件路径的字符串。path : A string that represents a file path.

返回Returns

包含上面列出的路径组件的 dynamic 类型的对象。An object of type dynamic that included the path components as listed above.

示例Example

datatable(p:string) 
[
    @"C:\temp\file.txt",
    @"temp\file.txt",
    "file://C:/temp/file.txt:some.exe",
    @"\\shared\users\temp\file.txt.gz",
    "/usr/lib/temp/file.txt"
]
| extend path_parts = parse_path(p)