StringToken

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Revision as of 01:49, 10 March 2008 by imported>Speedo (→‎Notes: bunny token)
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StringTokens are special premade strings, defined internally within Pluggy, which can be used with any Pluggy string function where the function isn't going to modify the string. Each token represents a single character, with the exception of -1 and -1310.

Generally, StringTokens will be used with StringCat when you need to add individual characters onto an existing string.

Most StringTokens are simply negative ASCII codes.

Sample StringTokens

Special Codes:

Code    Character
-1       Empty String
-256     /0 (Null Character)
-257     SOH (Start of Heading)
-1310    EOL (End of Line, see Notes)
-9000    Current system date (MM/DD/YYYY)
-9001    Current system time (HH:MM:SS)

Characters:

Code    Character
-32      Space
-33      !
-34      "
-35      #
...
-123     {
-124     |
-125     }
-126     ~

Full list of ASCII codes

Example

We have three strings:

  • String1 containing "Hello"
  • String2 containing "World"
  • String3 containing "This is how you use StringTokens!"

And we want to combine them into a single string that we can use to write the following to a text file:

Hello World!

This is how you use StringTokens!

Besides simply combining the three seperate strings, we're going to have to do several additional things:

  1. Insert a space between String1 and String2
  2. Insert an exclamation point after String2
  3. Insert a blank line after the exclamation point and before String3 (will require two back-to-back EOL's)

We can use StringCat together with StringTokens to combine everything in a single operation, without needing to create, set, or worry about destroying additional strings:

StringCat newString String1 -32 String2 -33 -1310 -1310 String3

Notes

  • The StringToken -1 does not correspond to ASCII code 1.
    • StringToken -1 is an empty string
    • ASCII code 1 (SOH) can be inserted with StringToken -257
  • The following ASCII codes are Control Characters. In general, you won't need to (and shouldn't) use them.
    • 2 through 31
    • 127 through 159
  • -1310 inserts a DOS style End of Line, and so is actually two characters: Carriage Return followed by Line Feed, hex 0x0D0A.
  • The StringToken -2000000000 inserts an ASCII art bunny.