What is case-insensitive in C?

C Program Case Insensitive String Comparison USING stricmp() built-in string function. /* C program to input two strings and check whether both strings are the same (equal) or not using stricmp() predefined function. stricmp() gives a case insensitive comparison .12 Mar 2020

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What is std::string :: NPOS?

std::string::npos npos is a static member constant value with the greatest possible value for an element of type size_t . This value, when used as the value for a len (or sublen) parameter in string’s member functions, means “until the end of the string”. As a return value, it is usually used to indicate no matches.

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