# jCL BO

Updated: 10/19/2020, 10:24:56 AM
Created: 10/19/2020, 10:24:56 AM
Last Updated By: Daniel Klein
Read Time: 1 minute(s)

Tags: pointer buffer jcl

# Description

The command moves the active output buffer pointer back by one parameter. It takes the general form:

BO
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# Note #1

The buffer pointer will move backward until it finds a field mark or the start of the buffer. To completely clear the buffer, use the RO command. To clear specific parameters, use the MV #n command

# Example 1

| Command |   POB Before   |   POB After   |
| ------- |   ----------   |   ---------   |
| BO      | ABC^DEF^GHIJK  | ABC^DEF^GHIJK |
|         |               ^|   ^           |
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# Example 2

| Command | SOB Before | SOB After |
| ------- | ---------- | --------- |
|    BO   | SAVE-LIST  | SAVE-LIST |
|         |          ^ | ^         |
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# Note #2

SOB - Secondary Output Buffer.

ack to jCL Commands