CP-1.ppt - Computer Programming Introduction to C Where did C come from Derived from the C language C was derived from the B language B was derived from

CP-1.ppt - Computer Programming Introduction to C Where did...

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Computer Programming
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Introduction to C++ Where did C++ come from? Derived from the C language C was derived from the B language B was derived from the BCPL language
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C++ History C developed by Dennis Ritchie at AT&T Bell Labs in the 1970s. Used to maintain UNIX systems Many commercial applications written in c C++ developed by Bjarne Stroustrup at AT&T Bell Labs in the 1980s. Overcame several shortcomings of C Incorporated object oriented programming C remains a subset of C++
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History of C History of C Evolved from two other programming languages BCPL and B “Typeless” languages Developed by Dennis Ritchie (Bell Laboratories, 1970) Added data typing, other features Development language of UNIX Hardware independent Portable programs 1989: ANSI standard 1990: ANSI and ISO standard published ANSI/ISO 9899: 1990
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History of C++ History of C++ Extension of C Early 1980s: Bjarne Stroustrup (Bell Laboratories, 1980) Overcame several shortcomings of C C remains a subset of C++ Provides capabilities for object-oriented programming Objects: reusable software components Model items in real world Object-oriented programs Easy to understand, correct and modify
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