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PHP Programming at Wikibooks. PHP is a general-purpose scripting language geared towards web development. [8] It was originally created by Danish-Canadian programmer Rasmus Lerdorf in 1993 and released in 1995. [9] [10] The PHP reference implementation is now produced by the PHP Group. [11]
PHP generally follows C syntax, with exceptions and enhancements for its main use in web development, which makes heavy use of string manipulation. PHP variables must be prefixed by " $ ". This allows PHP to perform string interpolation in double quoted strings, where backslash is supported as an escape character.
A tutorial, in education, is a method of transferring knowledge and may be used as a part of a learning process. More interactive and specific than a book or a lecture, a tutorial seeks to teach by example and supply the information to complete a certain task. A tutorial can be taken in many forms, ranging from a set of instructions to complete ...
Wikipedia tutorial. Begin this tutorial to get you started on basic editing, formatting, and citation guidelines. If you learn better in interactive tutorials, we recommend doing the gamified Wikipedia Adventure. Introduction; Editing: After you finish reading this tab, be sure to Try Editing in the Sandbox as they suggest.
wikiHow is an online wiki-style publication featuring how-to articles and quizzes on a variety of topics.Founded in 2005 by Internet entrepreneur Jack Herrick, its aim is to create an extensive database of instructional content, using the wiki model of open collaboration to allow users to add, create, and modify content.
Edit screen (s) Editing most Wikipedia pages is simple. Wikipedia uses two interface methods: classic editing with the Source Editor through wikitext (wiki markup), and a new VisualEditor (VE). Wikitext editing using the Source Editor is chosen by clicking the Edit source tab at the top of a Wikipedia page (or on a section-edit link ).
Website. phpwiki .sourceforge .net. phpwiki .demo .free .fr. PhpWiki is a web-based wiki software application. It began as a clone of WikiWikiWeb and was the first wiki written in PHP. [1] PhpWiki has been used to edit and format paper books for publication. [2]
The Heaviside step function, or the unit step function, usually denoted by H or θ (but sometimes u, 1 or 𝟙 ), is a step function named after Oliver Heaviside, the value of which is zero for negative arguments and one for nonnegative arguments. [1] It is an example of the general class of step functions, all of which can be represented as ...