Learning Groovy by Adam L. Davis
Author:Adam L. Davis
Language: eng
Format: epub
Publisher: Apress, Berkeley, CA
Figure 9-2. Filter (findAll): Gives you a sub-set of elements (what returns true from some predicate function)
Figure 9-3. Reduce (inject): Performs a reduction (returning one result, such as a sum) on the elements
Figure 9-4. Limit ([0..n-1]): Gives you only the first N elements
Figure 9-5. Concat (+): Combines two different collections of elements
class Person { String name; int age }
def persons = [new Person(name:'Bob',age:20),
new Person(name:'Tom',age:15)]
1 def names = persons.collect { person -> person.name }
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