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    TCompareOption

    How to compare strings.

    Declaration

    Source position: ustringh.inc line 81

    type
  TCompareOption = (coLingIgnoreCase,coLingIgnoreDiacritic,coIgnoreCase,
                  coIgnoreKanaType,coIgnoreNonSpace,coIgnoreSymbols,
                  coIgnoreWidth,coLingCasing,coDigitAsNumbers,
                  coStringSort)

    Values

    Value Description
    coLingIgnoreCase Ignore case linguistically (usually identical to coIgnoreCase).
    coLingIgnoreDiacritic Ignore diacritic characters.
    coIgnoreCase Ignore case (usually identical to coLingIgnoreCase).
    coIgnoreKanaType Corresponding hiragana and katakana characters compare as equal.
    coIgnoreNonSpace Ignore nonspace characters (usually identical to coLingIgnoreDiacritic).
    coIgnoreSymbols Ignore symbols and punctuation characters.
    coIgnoreWidth Ignore half-width and full width characters (used in Chinese and Japanese).
    coLingCasing Use linguistic rules for casing, instead of file system rules.
    coDigitAsNumbers Treat digits as numbers (20 before 120).
    coStringSort Handle punctuation as symbols.

    Description

    TCompareOption indicates how 2 strings should be compared. This option is used in the WideStringManager implementation when comparing 2 strings. The following options exist:

    Ignore case linguistically (usually identical to coIgnoreCase).
    Ignore diacritic characters.
    Ignore case (usually identical to coLingIgnoreCase).
    Corresponding hiragana and katakana characters compare as equal.
    Corresponding hiragana and katakana characters compare as equal.
    Ignore nonspace characters (usually identical to coLingIgnoreDiacritic).
    Ignore symbols and punctuation characters.
    Ignore half-width and full width characters (used in Chinese and Japanese).
    Use linguistic rules for casing, instead of file system rules.
    Treat digits as numbers (20 before 120).
    Handle punctuation as symbols.

    Not all platforms will support all possibilities.

    See also

    Name Description
    TWideStringManager Record containing the various callbacks of the widestring manager.