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Regular Expression Flavor Comparison – Detailed comparison of the most popular regular expression flavors; Regexp Syntax Summary; Online Regular Expression Testing – with support for Java, JavaScript, .Net, PHP, Python and Ruby; Implementing Regular Expressions – series of articles by Russ Cox, author of RE2; Regular Expression Engines
A regular expression (shortened as regex or regexp), [1] sometimes referred to as rational expression, [2] [3] is a sequence of characters that specifies a match pattern in text. Usually such patterns are used by string-searching algorithms for "find" or "find and replace" operations on strings , or for input validation .
This happens when a regular expression has three properties: the regular expression applies repetition (+, *) to a subexpression; the subexpression can match the same input in multiple ways, or the subexpression can match an input string which is a prefix of a longer possible match;
Jasmine comes with an inbuilt test runner. Jasmine tests can run browser tests by including a simple SpecRunner.html [9] file or by using it as a command line test runner supported for various languages like Nodejs, Python, Ruby, or (old way) by using Karma, [10] a simple JavaScript test runner tool.
Pages in category "Regular expressions" The following 12 pages are in this category, out of 12 total. This list may not reflect recent changes. ...
This is the "regular expression" (or regexp, or regex). Its metacharacters can represent multiple possibilities for a character position or a range of character positions within a page, using metacharacters for truth logic, grouping, counting, and modifying the characters to be found.
A JUnit test runner that runs JavaScript tests. The goal of the JS Test Runner is to be able to test JavaScript code using an approach that test driven programmers will feel comfortable with; particularly in the context of Continuous Integration. Sinon.js: Compatible: Yes: Yes [237] Standalone test spies, stubs and mocks for JavaScript.
mixed mode: PHP + HTML + JavaScript + CSS, single-mode: PHP, Javascript, CSS, XML; extensible Hundreds of languages Syntax checking HTML, CSS, JavaScript (using JSHint) Some No JavaScript (using JSLint) No No HTML, JavaScript (using JSLint) HTML, CSS, JavaScript, TypeScript Tab support Yes Yes Yes Yes Some Yes Yes Yes Indent, new line keeps level