Syntax of strcmp() in C

What is strcmp() in C?

C strcmp() is a built-in library function that is used for string comparison. This function takes two strings (array of characters) as arguments, compares these two strings lexicographically, and then returns 0,1, or -1 as the result. It is defined inside header file with its prototype as follows:...

Syntax of strcmp() in C

strcmp(first_str, second_str );...

Parameters of strcmp() in C

This function takes two strings (array of characters) as parameters:...

Return Value of strcmp() in C

The strcmp() function returns three different values after the comparison of the two strings which are as follows:...

How to use the strcmp() function in C

The following example demonstrates how to use the strcmp() function in C:...

How strcmp() in C works?

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Examples of strcmp() in C

C strcmp() function works by comparing the two strings lexicographically. It means that it compares the ASCII value of each character till the non-matching value is found or the NULL character is found. The working of the C strcmp() function can be described as follows:...

Conclusion

Example 1. strcmp() behavior for identical strings...

FAQs on strcmp() in C

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