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What is the difference between C, C99, ANSI C and GNU C? C is a general-purpose programming language initially developed by Dennis Ritchie between 1969 and 1973 at AT T Bell Labs C99 is a standard of the C language published by ISO and adopted by ANSI in around 1999
Why does the arrow (- gt;) operator in C exist? - Stack Overflow Why does -> even exist? In one of the very first versions of C language (which I will refer as CRM for "C Reference Manual", which came with 6th Edition Unix in May 1975), operator -> had very exclusive meaning, not synonymous with * and combination The C language described by CRM was very different from the modern C in many respects
Difference between and in C? - Stack Overflow Initially C didn't have logical operators and the binary operators were used as a substitute When the logical operators such as and || were added to the C language, the precedence of binary operators , |, and ^ should have been elevated, but Kernighan and Ritchie were concerned about backwards compatibility
How to understand the pointer star * in C? - Stack Overflow Declarations in C are expression-centric, meaning that the form of the declaration should match the form of the expression in executable code For example, suppose we have a pointer to an integer named p
syntax - What does \x mean in C C++? - Stack Overflow As other have said, the \x is an escape sequence that starts a "hexadecimal-escape-sequence" Some further details from the C99 standard: When used inside a set of single-quotes (') the characters are part of an "integer character constant" which is (6 4 4 4 2 "Character constants"): a sequence of one or more multibyte characters enclosed in single-quotes, as in 'x' and An integer character