IgnoreCase

IgnoreCase
is an option for string manipulation and searching functions that specifies whether lowercase and uppercase letters should be treated as equivalent.

DetailsDetails

  • With the default setting IgnoreCase->False, lowercase and uppercase letters are treated as totally different.
  • With the setting IgnoreCase->True, lowercase and uppercase letters are treated as equivalent.
  • IgnoreCase is an option for many string, file and symbol name functions.
  • IgnoreCase in no way affects the parsing of Wolfram Language expressions.

ExamplesExamplesopen allclose all

Basic Examples  (1)Basic Examples  (1)

With IgnoreCase->True, lowercase and uppercase letters are treated as equivalent:

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Use IgnoreCase->False to treat lowercase and uppercase letters as distinct letters:

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Introduced in 1991
(2.0)