Groovy Elvis and Ternary operator usage - Stack Overflow

Dec 16, 2014 at 21:33. 1. Pedant alert: Thats the Groovy Elvis operator. The ternary operator exists in groovy and java and needs two different arguments after the question mark on either side of the colon. It's called the elvis operator because if you turn ?: on its side it's an elvis emoticon.

Groovy - Operators -

Range Operators. Groovy supports the concept of ranges and provides a notation of range operators with the help of the .. notation. A simple example of the range operator is given below. def range = 0..5 This just defines a simple range of integers, stored into a local variable called range with a lower bound of 0 and an upper bound of 5.

The Apache Groovy programming language - Operators

4.2. Bit shift operators. Groovy offers three bit shift operators: <<: left shift. >>: right shift. >>>: right shift unsigned. All three operators are applicable where the left argument is of type byte, short, int, or long . The first two operators can also be applied where the left argument is of type BigInteger .

Groovy: Ternary operator says that "" is null - Stack Overflow

Tell me if I'm wrong, but these three ternary statements above should all do the same thing, namely print out "String is NOT null" if nulString is not null. If nullString is null, print out "String is null". And I think you all agree, if I initialze a variable like nullString = "" it is not null. Just because "" is not null.

groovy Tutorial - Ternary and Elvis Operators - SO Documentation

Here, the if-condition (in (parentheses)) is slightly more complex than just testing for existence/Groovy-Truth. Previous Next This modified text is an extract of the original Stack Overflow Documentation created by following contributors and released under CC BY-SA 3.0

groovy Tutorial => Ternary and Elvis Operators

Ternary and Elvis Operators Related Examples. Standard form vs Elvis form. Usage (with condition) in assignment. PDF - Download groovy for free.

[groovy-user] ternary operator in gstring? - Google Groups

Groovy is indeed a source of neverending surprises. I just posted a GString solution ("XML Transformation") and I would have ... Although Ray mentioned ternary operator in the subject, that isn't the surprise (at least not to me, and I'm pretty sure Ray knows you can put

How to use the ternary conditional operator in query strings

This guide will show you how to use the ternary conditional operator, also known as ternary-if, in query strings. The ternary conditional operator evaluates a boolean expression and returns the result of one of two expressions, depending on whether the boolean expression evaluates to true or false. The operator is similar to an inline if-then-else code block.

Groovy Language Documentation - Apache Groovy

The "Elvis operator" is a shortening of the ternary operator. One instance of where this is handy is for returning a 'sensible default' value if an expression resolves to false-ish (as in Groovy truth). A simple example might look like this:

Groovy Programming

When to use the Ternary Operator. I like to use the Ternary Operator in cases where A, B and C are reasonably small expressions. Keep in mind that readability is a big concern for software projects long-term and that some verbosity may be better than byte-saving techniques. Ternary Operator Examples in Groovy. The following examples are taken ...
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