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Visual FoxPro

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Visual FoxPro is a programming language that was developed by Microsoft . It is a data-centric and procedural programming language with object-oriented programming (OOP) features.

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19-503: It was derived from FoxPro (which was itself descended from FoxBASE) which was developed by Fox Software beginning in 1984. Fox Technologies merged with Microsoft in 1992, after which the software acquired further features and the prefix "Visual". FoxPro 2.6 worked on Mac OS , DOS , Windows , and Unix . Visual FoxPro 3.0, the first "Visual" version, reduced platform support to only Mac and Windows, and later versions 5, 6, 7, 8 and 9 were Windows-only. The current version of Visual FoxPro

38-486: A DBMS and a relational database management system (RDBMS), since it extensively supported multiple relationships between multiple DBF files (tables). However, it lacked transactional processing . FoxPro was sold and supported by Microsoft after they acquired Fox Software in its entirety in 1992. At that time there was an active worldwide community of FoxPro users and programmers. FoxPro 2.6 for UNIX (FPU26) has even been successfully installed on Linux and FreeBSD using

57-567: A month later in June. A new version of the website was released every three weeks adding additional features and updates. In 2010, an unrelated CodePlex Foundation was renamed Outercurve Foundation to clear up confusion that there was a direct relationship between the foundation and CodePlex, which is solely owned and run by Microsoft. Since January 22, 2010, Mercurial distributed source control system has been supported as well, and this support has been enhanced. On March 21, 2012, CodePlex announced

76-584: A number of interoperability scenarios with various Microsoft technologies including SQL Server 2005, .NET Framework , Windows Vista, Office 2007, Windows Search and Team Foundation Server (TFS). Microsoft released Sedna under the Shared source license on the CodePlex site. Microsoft has clarified that the VFP core will still remain closed source. Sedna was released on January 25, 2008. As of March 2008, all xBase components of

95-513: A wide variety of projects, including SQL Server , WPF and Windows Forms -related projects, its major activities were focused on .NET Framework (including ASP.NET ) and SharePoint . The most prominent and used project that was born inside CodePlex, the AJAX Control Toolkit , is a joint project between the community and Microsoft. The initial beta started in May 2006, with the final release

114-630: Is COM -based and Microsoft has stated that they do not intend to create a Microsoft .NET version. Version 9.0, released in December 2004 and updated in October 2007 with the SP2 patch, was the final version of the product. Support ended in January 2010 and extended support in January 2015. Visual FoxPro originated as a member of the class of languages commonly referred to as " xBase " languages, which have syntax based on

133-587: The DOS/4GW memory extender to access expanded and extended memory . It could also use almost all available RAM even if no HIMEM.SYS was loaded. CodePlex CodePlex was a forge website by Microsoft . While it was active, it allowed shared development of open-source software . Its features included wiki pages, source control based on Mercurial , TFVC , Subversion or Git , discussion forums, issue tracking , project tagging, RSS support, statistics, and releases . While CodePlex once encompassed

152-686: The End User License Agreement . Visual FoxPro had a rapid rise and fall in popularity as measured by the TIOBE Programming Community Index . In December 2005, VFP broke into the top 20 for the first time. In June 2006 it peaked at position 12, making it (at the time) a "B" language. As of January 2023, Visual FoxPro holds position 21 on the TIOBE index. In March 2007, Microsoft announced that there would be no VFP 10, thus making VFP9 (released to manufacturing on December 17, 2004)

171-445: The dBase programming language. Other members of the xBase language family include Clipper and Recital (database). Visual FoxPro, commonly abbreviated as VFP, is tightly integrated with its own relational database engine, which extends FoxPro's xBase capabilities to support SQL query and data manipulation. Unlike most database management systems , Visual FoxPro is a full-featured, dynamic programming language that does not require

190-593: The FoxPro base, we would need to look at creating a 64-bit development environment and that would involve an almost complete rewrite of the core product. We've also invested in creating a scalable database with SQL Server, including the freely available SQL Server Express Edition. As far as forming a partnership with a third-party is concerned, we've heard from a number of large FoxPro customers that this would make it impossible for them to continue to use FoxPro since it would no longer be from an approved vendor. We felt that putting

209-485: The Intel Binary Compatibility Standard ( ibcs 2) support library. FoxPro 2 included the "Rushmore" optimizing engine, which used indices to accelerate data retrieval and updating. Rushmore technology examined every data-related statement and looked for filter expressions. If one was used, it looked for an index matching the same expression. FoxPro 2 was originally built on Watcom C/C++ , which used

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228-563: The VFP 9 SP2 (including Sedna) were available for community-development on CodePlex. In late March 2007 a grassroots campaign was started by the Spanish-speaking FoxPro community at MásFoxPro ("MoreFoxPro" in English ) to sign a petition to Microsoft to continue updating Visual FoxPro or release it to the community as open-source . On April 3, 2007, the movement was noted by the technical press. On April 3, 2007, Microsoft responded to

247-500: The creation and indexing of tables, however VFP has table and database builder screens which create the tables and indexes without making you write code. FoxPro FoxPro is a text-based procedurally oriented programming language and database management system (DBMS), and it is also an object-oriented programming language, originally published by Fox Software and later by Microsoft , for MS-DOS , Windows , Macintosh , and UNIX . The final published release of FoxPro

266-547: The environment into open source on CodePlex , which balances the needs of both the community and the large customers, was the best path forward." All versions listed are for Windows. The FoxPro language contains commands quite similar to other programming languages such as BASIC. Some basic syntax samples: Hello World examples: The language also has extensive database manipulation and indexing commands. The "help" index of commands in VFP 9 has several hundred commands and functions described. The examples below show how to code

285-499: The last commercial VFP release from Microsoft. Service Pack 2 for Microsoft Visual FoxPro 9.0 was released on October 16, 2007. The support of Version 9 ended on January 13, 2015. At the time of the end of life announcement, work on the next release codenamed Sedna (named after a recently discovered dwarf planet ) which was built on top of the VFP9 codebase had already begun. "Sedna" is a set of add-ons to VFP 9.0 of xBase components to support

304-664: The petition with this statement from Alan Griver: "We're very aware of the FoxPro community and that played a large part in what we announced on March 13th. It's never an easy decision to announce that we're not going to release another version of a product and it's one that we consider very carefully. "We're not announcing the end of FoxPro: Obviously, FoxPro applications will continue to work. By some of our internal estimates, there are more applications running in FoxPro 2.6 than there are in VFP and FoxPro 2.6 hasn't been supported in many years. Visual FoxPro 9 will be supported by Microsoft through 2015. "For Microsoft to continue to evolve

323-413: The support of Git as a source control option. On March 31, 2017, Microsoft announced the discontinuation of CodePlex. The original plan was to make CodePlex read-only in October 2017 before finally shutting it down on December 15, 2017. Microsoft partnered with GitHub to allow projects to be migrated to the service. An archive was available as a lightweight site to browse the projects that remain, in

342-496: The use of an additional general-purpose programming environment. It can be used to write not just traditional " fat client " applications, but also middleware and web applications . In late 2002, it was demonstrated that Visual FoxPro can run on Linux under the Wine Windows compatibility suite. In 2003, this led to complaints by Microsoft: it was claimed that the deployment of runtime FoxPro code on non-Windows machines violates

361-462: Was 2.6. Development continued under the Visual FoxPro label, which in turn was discontinued in 2007. FoxPro was derived from FoxBase (Fox Software, Perrysburg, Ohio), which was in turn derived from dBase III ( Ashton-Tate ) and dBase II. dBase II was the first commercial version of a database program written by Wayne Ratliff, called Vulcan, running on CP/M , as does dBase II. FoxPro was both

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