ITM Basic Browse Operations

1
ITM Basic Browse Operations

• Module 5
• Chapter 3 Topic 1, Pages 75 91

2
Objectives

• Browsing Basics
• How to begin
• Concatenate libraries
• Member lists
• Data display
• Scrolling
• LOCATE and FIND Commands

3
Why Browse?

• Used most to examine files gt 80 bytes
• SYSOUT data sets of 133-byte records
• First byte is for printer-control character
• Remaining 132 bytes are data
• Access PDSs or Data Sets
• If editing is not needed

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How to Begin

• Option 1 from Primary Option Menu
• Displays Browse Entry Panel
• Enter Data Set Name to browse
• Project
• Group
• Type
• Member
• Optional for a PDS
• Blank for a sequential data set
• If PDS
• Can concatenate libraries, under Group
• Use a member list

5
Concatenate Libraries

• For PDS
• Can add up to 4 distinct libraries
• Libraries searched in order listed
• Must be same Project and Type

6
Member Lists

• Three ways to display
• Use actual member name
• Specify a pattern
• Leave blank
• Displays all members from each specified library
• Use PF7/19 or PF8/12 to scroll forwards or
  backwards in the list
• Use S (for select) next to member name

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Browse Data Display

• 1st 22 lines of member displayed
• Upper right-hand corner displays
• Current line number
• Columns currently displayed
• To identify individual columns between left/right
  margins
• COLUMNS in command area
• COLS in sequence numbers
• RESET to remove

8
Scrolling

• Can specify move
• Direction
• Amount
• Data appears to move on the screen

9
Scrolling - Direction

• PF7/19
• Scroll Up
• PF8/20
• Scroll Down
• PF10/22
• Scroll Left
• PF11/23
• Scroll Right

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Scrolling - Changes

• Enter valid value in the SCROLL field
• Right-hand corner of line 2
• At Kirkwood, lower-left hand corner
• Change becomes default
• If only need change for a single scroll operation
• Enter valid scroll amount in command area

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Valid Scroll Amounts

• HALF
• Move window half a page (11 lines or 40 columns)
• PAGE
• Move window one page (22 lines or 80 columns)
• n
• Move window n lines or columns
• MAX
• Move window to top, bottom, left, or right margin
• CSR
• Move window so data at current cursor position
  ends up at the top, bottom, left, or right of the
  screen
• DATA
• Move window one line or column less than a full
  page

12
LOCATE and FIND Commands

• Alternative to Scrolling
• LOCATE
• To move display to known point in the source file
• FIND
• To locate a line that contains a specified string
  of characters

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LOCATE

• Syntax
• LOCATE line-number / label
• line-number
• Line number relative to the first line of the
  file (line 0)
• label
• Previously defined label referring to a line of
  the file
• User defined and declared
• Scroll file so the line appears top of screen
  window
• Enter a period followed by a one- to
  eight-character label in the command area
• Period is required when defined

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FIND

• Syntax
• FIND string NEXT/PREV/FIRST/LAST/ALL
• String
• Text string to be found
• Use apostrophes or quotes if contains spaces or
  commas
• NEXT
• Starts at current line and locates next
  occurrence of the string
• Default
• PREV
• Starts at current line and locate the previous
  occurrence of the string
• Search Backwards
• FIRST
• Starts at top and locates first occurrence of the
  string
• LAST
• Starts bottom and locates last occurrence of the
  string
• Search backwards
• ALL
• Same as FIRST, but indicates count of the
  occurrences of string

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Recall a FIND Command

• Use PF5/17
• Repeats the most recent FIND command issued
• If know you will repeat, use ampersand () before
  FIND command
• Command remains on the command line

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Terminate Browse

• PF3/15

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Summary

• Browsing Basics
• How to begin
• Concatenate libraries
• Member lists
• Data display
• Scrolling
• LOCATE and FIND Commands