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Articles related to grouping operators

Regular Expressions: Grouping - Ruby - About.com
Some of the most powerful and useful operators in the Ruby regex syntax are the grouping operators. While quantifiers only work on the previous element, the ...
http://ruby.about.com/od/regularexpressions/a/regexgrouping.htm
Using Boolean Operators in Ruby - About.com
As with most programming languages, you'll need to use boolean operators. Boolean operators are quite simple. The and operator takes two operands and ...
http://ruby.about.com/od/control/a/Boolean-Operators.htm
Regular Expressions--5 Questions and Answers to Get Started With ...
Some of the most powerful and useful operators in the Ruby regex syntax are the grouping operators. While quantifiers only work on the previous element, the ...
http://ruby.about.com/od/regularexpressions/a/regexhub.htm
Gmail Search Operators and Functions - Email - About.com
Messages that do not contain a term or expression. () - Group search terms or expressions. By default, Gmail combines search terms and operators with "AND":  ...
http://email.about.com/od/gmailtips/f/What_Are_the_Gmail_Search_Operators.htm
How to Use Outlook.com Search Operators - About Email
Concoct precise searches in Outlook.com with search operators that let you ... and terms using "AND", "OR" and parentheses for precedence and grouping. Ads .
http://email.about.com/od/Outlook.com-Tips/qt/How-to-Use-Outlook-com-Search-Operators.htm
The IF Statement - JavaScript - About.com
In the last tutorial you learned about operators that you can use to manipulate ... In this example only one statement is contained within each group and so the ...
http://javascript.about.com/library/bltut04.htm
Lookahead and Back-references - Ruby - About.com
Ruby's regular expression language allows you to match previous groupings ... Note that other operators with parentheses--such as the lookahead operator (?=.
http://ruby.about.com/od/regularexpressions/a/lookback.htm
perlre - Linux Command - Unix Command
in ``Regexp Quote-Like Operators'' in perlop. ...... S): For this grouping operator there is no need to describe the ordering, since only whether or not "S" can ...
http://linux.about.com/library/cmd/blcmdl1_perlre.htm
Operator Precedence in C++ - C/C++/C - About.com
1 :: Scope resolution operator 1 (expression) Grouping 2 () L-R Function call 2 () Value construction, that is, type (expression) 2 [] Array subscript 2 -> Member ...
http://cplus.about.com/od/learning1/ss/cppexpressionsr_7.htm
expr - Linux Command - Unix Command
A Tcl expression consists of a combination of operands, operators, and ... All of the binary operators group left-to-right within the same precedence level.
http://linux.about.com/library/cmd/blcmdln_expr.htm
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