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- .pg clr ye
-
- SPECIAL VARIABLES
- »#«
- /box 4 1 76 3 11 7 ""
- .wi 1 5 80 25
- »%t«DO»#« has several special variables which can be used in any
- place where variables are expanded. These variables are
- enclosed in braces ("»ye«{}»#«") and must be entered »re«EXACTLY»#« as
- shown.
-
- .pg
- »gr«~123date~125»#« Displays the »cy«current date»#« padded on the left to
- eight charaters with spaces ("»gr«MM/DD/YY»#«")
-
- »gr«~123time~125»#« Displays the »cy«current time»#« padded on the left to
- eight characters with spaces ("»gr«HH:MM:DD»#«");
-
- »gr«~123home~125»#« Displays the home directory. That is, the
- directory in which the DO script was started.
-
- »gr«~123X~125»#« Displays the column position of the cursor in two
- positions, zero filled (e.g. 01, 08, 10).
-
- »gr«~123Y~125»#« Displays the row position of the cursor in two
- positions, zero filled (e.g. 01, 08, 24).
-
- »gr«~123script~125»#« The full path name of the script.
-
- .pg clr
- Here are some examples of the use of special variables. The
- lines are presented showing the variables. To see the
- results, press <enter> to execute the line.
-
- | Today's Date and Time: {date} {time}
-
- | {script} was started in {home}
-
- | The cursor is at column {X}, row {Y}
-
-
- .pg wi full clr ye
-
- RESERVED VARIABLES
- »#«
- /box 4 1 76 3 14 14 ""
- There are also »ye«reserved variables»#« used with various commands. Although
- you are not restricted from using these variable names, you should be
- careful should you decide to use them in scripts where the related
- command will be executed:
- »wh«
- EDIT »#«Defines the external editor to be used by the »%t«/EDIT»#«
- command instead of the built-in editor.
- »wh«
- LIST »#«Defines the external list program to call in place of
- Vernon Buerg's »ce«LIST.COM»#« program when the »%t«/LIST»#« command
- is executed.
-
- .pg clr ye
-
- SPECIAL CHARACTERS
- »#«
- /box 4 1 76 3 14 14 ""
- You can enter special characters by entering their three character
- ASCII code preceeded by a »wh«tilde»#« ("»ye«~»#«") character:
-
- »+re«~»#«{ascii code}
-
- Let's ring the bell (»cy«press »bo«<enter>»cy« to execute the statement»#«):
-
- |Bell here >~007< using ASCII 07.
- /ENDEXEC