--- sidebar_label: io --- # dagger.io/io IO operations ## #Dir Standard interface for directory operations in cue ### #Dir Inputs _No input._ ### #Dir Outputs _No output._ ## #File Standard interface for file operations in cue ### #File Inputs _No input._ ### #File Outputs _No output._ ## #ReadWriter Standard ReadWriter interface ### #ReadWriter Inputs _No input._ ### #ReadWriter Outputs _No output._ ## #Reader Standard Reader interface ### #Reader Inputs _No input._ ### #Reader Outputs _No output._ ## #Writer Standard Writer interface ### #Writer Inputs _No input._ ### #Writer Outputs _No output._