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wish (Windowing Shell) is a Tcl interpreter extended with Tk commands, [1] available for Unix-like operating systems supporting the X Window System, as well as macOS, Microsoft Windows, [2] [3] and Android. [4] It provides developers the ability to create GUI widgets using the Tk toolkit and the Tcl programming language. [5] [6]
Block comments: PowerShell 2.0 supports block comments using <# and #> as delimiters. [ 80 ] New APIs : The new APIs range from handing more control over the PowerShell parser and runtime to the host, to creating and managing collection of Runspaces ( RunspacePools ) as well as the ability to create Restricted Runspaces which only allow a ...
The Tcl programming language was created in the spring of 1988 by John Ousterhout while he was working at the University of California, Berkeley. [14] [15] Originally "born out of frustration", [11] according to the author, with programmers devising their own languages for extending electronic design automation (EDA) software and, more specifically, the VLSI design tool Magic, which was a ...
Expect is an extension to the Tcl scripting language written by Don Libes. [2] The program automates interactions with programs that expose a text terminal interface. Expect, originally written in 1990 for the Unix platform, has since become available for Microsoft Windows and other systems.
Support for code comments is defined by each programming language. The features differ by language, but there are several common attributes that apply throughout. Most languages support multi-line block (a.k.a. stream) and/or single line comments. A block comment is delimited with text that marks the start and end of comment text. It can span ...
Block comments in Perl are considered part of the documentation, and are given the name Plain Old Documentation (POD). Technically, Perl does not have a convention for including block comments in source code, but POD is routinely used as a workaround. PHP. PHP supports standard C/C++ style comments, but supports Perl style as well. Python
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Tk is a platform-independent GUI framework developed for Tcl. From a Tcl shell (tclsh), Tk may be invoked using the command package require Tk. The program wish (WIndowing SHell) provides a way to run a tclsh shell in a graphical window as well as providing Tk. [16] Tk has the following characteristics: Platform-independent: Like Tcl, Tk is ...