Python is a widely used high-level、general-purpose、interpreted、dynamic programming language。 Its design philosophy emphasizes code readability、and its syntax allows programmers to express concepts in fewer lines of code than would be possible in languages such as C++ or Java。

Visual C# Language。Visual Studio 。NET 2003。 Microsoft C# (pronounced C sharp) is a new programming language designed for building a wide range of enterprise applications that run on the 。NET Framework。 An evolution of Microsoft C and Microsoft C＋＋、C♯ is simple、modern、type safe、and object oriented。

Ruby is a dynamic、reflective、object-oriented、general-purpose programming language。 It was designed and developed in 1993 by Matsumoto Yukihiro in Japan。 According to its creator、Ruby was influenced by Perl、Smalltalk、Eiffel、Ada、and Lisp。