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## 16 Utilities

Commands that don’t fit any other category are placed here.

Most of these commands are not affected by commands like `IF` and `LOOP`: they take effect only once, unconditionally, at the time that they are encountered in the input.

• ADD DOCUMENT |  | Add documentary text to the active dataset.
• CACHE |  | Ignored for compatibility.
• CD |  | Change the current directory.
• COMMENT |  | Document your syntax file.
• DOCUMENT |  | Document the active dataset.
• DISPLAY DOCUMENTS |  | Display active dataset documents.
• DISPLAY FILE LABEL |  | Display the active dataset label.
• DROP DOCUMENTS |  | Remove documents from the active dataset.
• ECHO |  | Write a string to the output stream.
• ERASE |  | Erase a file.
• EXECUTE |  | Execute pending transformations.
• FILE LABEL |  | Set the active dataset’s label.
• FINISH |  | Terminate the PSPP session.
• HOST |  | Temporarily return to the operating system.
• INCLUDE |  | Include a file within the current one.
• INSERT |  | Insert a file within the current one.
• OUTPUT |  | Modify the appearance of the output.
• PERMISSIONS |  | Change permissions on a file.
• PRESERVE and RESTORE |  | Saving settings and restoring them later.
• SET |  | Adjust PSPP runtime parameters.
• SHOW |  | Display runtime parameters.
• SUBTITLE |  | Provide a document subtitle.
• TITLE |  | Provide a document title.

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