pathisAbsolute
Path.isAbsolute, sometimes seen as pathisAbsolute in informal references, is a utility function in Node.js that determines whether a given path string refers to an absolute location on the file system. It is part of the built-in path module and helps distinguish absolute paths from relative ones. The function is available as path.isAbsolute and also in platform-specific variants path.posix.isAbsolute and path.win32.isAbsolute to reflect POSIX and Windows path rules.
The return value is a boolean: true if the input path is absolute, false otherwise. What counts
Usage scenarios include validating or normalizing paths before joining or resolving them and deciding whether to
See also: path.resolve, path.join, path.normalize, and the Node.js documentation for the path module.