tcl.t-bck Verb: Access/Tape Commands

tcl.t-bck

Command tcl.t-bck Verb: Access/Tape Commands
Applicable release versions: AP, R83
Category Tape Commands (36)
Description "backspaces" the tape to the end of the previous file or a specified number of blocks.
Syntax t-bck {number}
Options number Indicates the number of blocks to backspace. If "number" is not specified, the tape backspaces to a position immediately preceding the previous eof mark, or to load point. Before reading the next file, a "t-fwd" must be issued to position the tape after the eof mark.
Example
Purpose
Related tcl.t-bsr
tcl.t-fwd
tcl.t-eod
tape.handling.verbs
tcl.t-bsf
tcl.t-space
tcl.t-bck.link