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