McIDAS Learning Guide
Version 2015

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String Tables - Deleting Strings and String Tables

In this exercise, you will list strings in the string table, delete them, then delete the entire string table.
  1. List the strings in the string table that begin with the letter N.
    Type:  TL N
    The string NOTE is listed.

  2. Delete the string called NOTE.
    Type:  TD NOTE
  3. List the strings in the string table to see if NOTE was deleted.
    Type:  TL OUT
    Also note that the global string ?CROSS is listed. You will delete ?CROSS in the next step.

  4. Delete all the strings that begin with a question mark (?). This will delete all of your global strings.
    Type:  TD PREFIX ?
  5. List the strings in the string table again to verify that the global strings were deleted.
    Type:  TL OUT
  6. Delete all the strings that begin with the letter T.
    Type:  TD PREFIX T
  7. List the strings in the string table again.
    Type:  TL OUT
    Your string table should contain seven strings: two system strings, H and Y, and the user-defined strings CT, KEYF4, STATE, STATION and WORLDMAP.

  8. Delete all the strings in the string table, then list the strings to verify they were deleted.
    Type:  TD ALL;TL OUT
  9. List the string tables on your workstation.
    Type:  TU LIST
  10. Restore the user-defined string table LEARN.
    Type:  TU REST LEARN
  11. List the strings. You will see the strings from the user-defined string table LEARN have been restored.
    Type:  TL OUT
  12. Delete the string table called LEARN.
    Type:  TU DEL LEARN
  13. Verify that the user-defined string table LEARN was deleted, and see that the strings in the string table remain.
    Type:  TU LIST;TL OUT

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