std::isupper(std::locale) - cppreference.com (original) (raw)

| | | | | --------------------------------------------------------------------- | | | | template< class CharT > bool isupper( CharT ch, const locale& loc ); | | |

Checks if the given character is classified as an uppercase alphabetic character by the given locale's std::ctype facet.

[edit] Parameters

[edit] Return value

Returns true if the character is classified as uppercase, false otherwise.

[edit] Possible implementation

[edit] Example

Demonstrates the use of std::isupper() with different locales (OS-specific).

Possible output:

isupper('Þ', C locale) returned false islower('Þ', C locale) returned false isupper('Þ', Unicode locale) returned true islower('Þ', Unicode locale) returned false

[edit] See also

| | checks if a character is an uppercase character (function) [edit] | | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | | | checks if a wide character is an uppercase character (function) [edit] |