The iswctype() is a built-in function in C/C++ which checks if a given wide character has a certain property. It is defined within the cwctype header file of C/C++
int iswctype(wint_t wc, wctype_t desc)
Parameter: The function accepts two mandatory parameter which are described below:
- wc – The wide character which is to be checked.
- desc – The property to test for which is obtained from a call to wctype().
Return Value: The function returns two values as shown below:
- If wc has the property specified by desc, then it returns a non zero value.
- Otherwise it returns zero.
Below programs illustrates the above function.
A is an alphabet
5 is a digit
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