97 - strcmp/strcmpi Function in C Programming | String Function in C

This video explains one more important function in string. 'strcmp' function is used for string comparison. It compares two strings and gives the result as following - returns positive value if 1st string is greater. - returns negative value if 2nd string is greater. - returns zero if both the strings are equal. Comparison is based on the ASCII values if characters. It compares characters at corresponding positions and gives the result. 'strcmpi' function is used for case insensitive comparison.