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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.
Regex – If checked indicates that the find and replace expression is a regular expression. Multiline – If checked, this indicates to AWB that the regex characters "^" and "$" ought to match at the beginning and the end of lines respectively, not just the beginning and end of the entire page.
Regex — If checked indicates that the criteria entered in the find box is a regular expression and to search as a regex. Case sensitive — If checked the find will be searched as the case entered in the find box. Find — When this button is clicked it will search the Edit box for the inputted string.
Greed, in regular expression context, describes the number of characters which will be matched (often also stated as "consumed") by a variable length portion of a regular expression – a token or group followed by a quantifier, which specifies a number (or range of numbers) of tokens. If the portion of the regular expression is "greedy", it ...
An example page of what it is that you are actually trying to do would be helpful. However, a find and replace rule using a regular expression to to match the exact example you describe would be: (one)(15) → $1 $2 A more generalized regular expression which will separate any sequence where a ascii letter is followed by a number would be.
Unlike keyword searching, regex searching is by default case-sensitive, does not ignore punctuation, and operates directly on the page source (MediaWiki markup) rather than on the rendered contents of the page. To perform a regex search, use the ordinary search box with the syntax insource:/regex/ or intitle:/regex/. The expression regex ...
Find and replace may refer to: a feature of text processing as found: ... Regular expressions; String searching algorithms ; replace (command), an MS DOS command;
Title does not contain — Restrict the search to titles NOT containing the text, or NOT matching the text if the Regex option is used. Regex — AWB Regex help Case sensitive — Whether the text/matching pattern should be case sensitive.