Tutorial by Examples

There are two common ways to install Groovy. Download The Groovy binary can be downloaded on the download page of the Groovy website. You can unpack archive and add path to %GROOVY_HOME%/bin/groovy.bat to the PATH system environment variable, where %GROOVY_HOME% is the directory where Groovy is un...

The Groovy version of Hello World. println 'Hello World!'

Following example illustrate the simplest Hello World in groovy using script, place the following code snippet in a file, say helloWorld.groovy println 'Hello World!' How to execute: In the command line, groovy helloWorld.groovy Output: Hello World!

Groovy has access to all java classes, in fact Groovy classes ARE Java classes and can be run by the JVM directly. If you are working on a Java project, using Groovy as a simple scripting language to interact with your java code is a no-brainer. To make things even better, nearly any Java class ca...

Given a hello.groovy file with content: #!/usr/bin/env groovy println "Hello world" Can be executed from the command line if given execution permission as $ ./hello.groovy

In Groovy, the inject() method is one of the cumulative methods that allows us to add (or inject) new functionality into any object that implements the inject() method. In the case of a Collection, we can apply a closure to a collection of objects uniformly and then collate the results into a single...