Translate (String function): Difference between revisions
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Revision as of 20:54, 26 January 2011
Apply a Character Map to the method object string (String class)
The Translate method takes a string or longstring input and outputs a copy of it in which
any of the input characters that are specified in a character mapping object
are replaced with the characters to which they are mapped by the object.
Translate has many similarities to the Sirius function $LSTR_TRANSLATE, which is described in the Sirius Functions Reference Manual.
The Translate method takes a CharacterMap object as input. A CharacterMap object maps In ("input table") characters to Out ("output table") characters.
Syntax
%outString = string:Translate( characterMap)
Syntax terms
%outStr | A string or Longstring to receive the translated input string. |
---|---|
string | The input string or Longstring. |
charMap | A CharacterMap object variable which indicates the output characters to which specified input characters are to be mapped. |
Usage notes
- For information about constructing a CharacterMap object, see CharacterMap New constructor.
Examples
In the following request, a's are translated to B's, and c's are translated to d's, as dictated by the character mapping in %map:
Begin %map is object characterMap %ls is longstring %map = new(in='ac',out='Bd') %ls = 'aaaccc' printText {~} = '{%ls:translate(%map)}' End
The result is:
%ls:translate(%tr) = 'BBBddd'