This method is used to converts the value of a Unicode character to its uppercase equivalent using the casing rules of the invariant culture.
public static char ToUpperInvariant (char c);
Here, c is the Unicode character to convert.
Return Value: This method returns the uppercase equivalent of the c parameter, or the unchanged value of c, if c is already uppercase or not alphabetic.
Below programs illustrate the use of Char.ToUpperInvariant(Char) Method:
The uppercase equivalent of the A is A The uppercase equivalent of the a is A The uppercase equivalent of the B is B The uppercase equivalent of the b is B The uppercase equivalent of the - is -
The Uppercase equivalent of the a is A
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