Example program for isupper() function in c

As it's name says isupper() function in c programming checks whether given character is an uppercase alphabet (A-Z) or not.C isupper() syntax : - int isupper(int argument);isupper() function takes a single argument in the form of int.Given argument converted into to its ASCII for the check. isupper()...

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Example program for isalnum() function in c

 The isalnum() function in C use to checks given argument  is an alphanumeric character (alphabet or number) or not.Syntax : - int isalnum(int argument);This function is define in ctype.h header file. Return Value For isalnum() function in cit return 1 if given argument in program is an alphanumeric character.isalnum() function return 0 if given argument in program is not an alphabet or...

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Example Program for isdigit() in c - Function in c

 isdigit() function in C programming use to checks whether a character is numeric character (0-9) or not. Prototype of isdigit() Function in Cint isdigit( int arg );isdigit() function in c programming take a single argument which is an integer and return type int.Given character is converted...

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Example program for isalpha in c - Function In C

 The isalpha() function in  programming is used to check whether a character is an alphabet or not.If a character is prove that it is an is an alphabet with the help of isalpha() function in c then it return non zero integer otherwise it gives zero. This function is define in the <ctype.h>...

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