13 Facts About Object Pascal

Object Pascal is an extension to the programming language Pascal that provides object-oriented programming features such as classes and methods.

Symantec then developed the Think Class Library, based on MacApp concepts, which could be called from both Object Pascal and THINK C The Think suite largely displaced MPW as the main development platform on the Mac in the late 1980s.

Object Pascal became a major language in the programming world in the 1970s, with high-quality implementations on most minicomputer platforms and microcomputers.

Object Pascal became one of the major languages in the company in this period.

Object Pascal is an extension of the Pascal language that was developed at Apple Computer by a team led by Larry Tesler in consultation with Niklaus Wirth, the inventor of Pascal.

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Object Pascal was needed to support MacApp, an expandable Macintosh application framework that would now be termed a class library.

An Object Pascal extension was implemented in the Think Pascal integrated development environment.

Many developers preferred Think Pascal over Apple's implementation of Object Pascal because Think Pascal offered a much faster compile–link–debug cycle, and tight integration of its tools.

Macintosh developers using Object Pascal had a path to port to the PowerPC, even architecture after both Apple and Symantec dropped support.

When Borland refocused from DOS to Windows in 1994, they created a successor to Turbo Object Pascal, named Delphi, and introduced a new set of extensions to create what is known as the Delphi language.

Object Pascal compilers are available for a wide range of operating systems and architectures.

In reaction to criticism, Free Object Pascal has adopted generics with the same syntax as Delphi, provided Delphi compatibility mode is selected, and both Delphi and Free Object Pascal support operator overloading.

Whereas FreeObject Pascal tries to be compatible to Delphi in Delphi compatibility mode, it usually introduced many new features to the language that are not always available in Delphi.