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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
Regular expressions are used in search engines, in search and replace dialogs of word processors and text editors, in text processing utilities such as sed and AWK, and in lexical analysis. Regular expressions are supported in many programming languages. Library implementations are often called an "engine", [4] [5] and many of these are ...
String functions are used in computer programming languages to manipulate a string or query information about a string (some do both).. Most programming languages that have a string datatype will have some string functions although there may be other low-level ways within each language to handle strings directly.
Sublime Text is a text and source code editor featuring a minimal interface, syntax highlighting and code folding with native support for numerous programming and markup languages, search and replace with support for regular expressions, an integrated terminal/console window, and customizable themes.
Sed regular expressions, particularly those using the "s" operator, are much similar to Perl (sed is a predecessor to Perl). The default delimiter is "/", but any delimiter can be used; the default is s / regexp / replacement / , but s : regexp : replacement : is also a valid form.
Python: No cost: wxWindows license: EmEditor: Emurasoft, Inc. 1997 21.3.0 2021-11-24 C++ $39.99 ... Regex-based find & replace Encoding conversion Newline conversion
All segments matching a search string (includes case-sensitivity and Python regular expressions) Search and replace with regular expressions and Unicode normalisation; Translation memory with several back-ends: Local translation memory database (including current file) Remote translation memory database (such as an office TM server) Open-Tran.eu
Wide use of regular expressions: when selecting items, for search/replace, etc.. Reading of metadata such as ID3 and Exif tags, or creation/modification/last access time. Change length of names. Change case in various ways. Add counting sequences: numerical, alphabetical, and Roman numeral. Extensive multilingual and platform support (see below).