| Name | Procedure Type | Description |
|---|---|---|
| ACCEPT | Statement | Similar to a formatted, sequential READ statement. |
| BACKSPACE | Statement | Positions a file to the beginning of the previous record. |
| CLOSE | Statement | Disconnects the specified unit. |
| DELETE | Statement | Deletes a record from a relative file. |
| ENDFILE | Statement | Writes an end-of-file record or truncates a file. |
| EOF | Intrinsic Function | EOF(unit). Checks for end-of-file record. .TRUE. if at or past end-of-file. |
| INQUIRE | Statement | Returns the properties of a file or unit. |
| OPEN | Statement | Associates a unit number with an external device or file. |
| PRINT (or TYPE) | Statement | Displays data on the screen. |
| READ | Statement | Transfers data from a file to the items in an I/O list. |
| REWIND | Statement | Repositions a file to its first record. |
| REWRITE | Statement | Rewrites the current record. |
| UNLOCK | Statement | Frees a record in a relative or sequential file that was locked by a previous READ statement. |
| WRITE | Statement | Transfers data from the items in an I/O list to a file |