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x || y; // Logical OR automatically returns y if x is null/undefined/""/0 And after recent developments in JavaScript, since there was a need to consider that values like "" or 0 might be considered as valid …

Oct 9, 2008 · It's somewhat acceptable in scripts (Groovy scripts and groovysh allow you to do so), but in production code it's one of the biggest evils you can come across which is why you must define a …

5 No. if in groovy calls the underlying asBoolean() method. This is known as Groovy truth. Empty lists, empty strings, empty maps, null, 0, are all falsy values:

Aug 15, 2023 · Discussion on aligning Groovy versions for groovy-eclipse and groovy-all to resolve compatibility issues in development environments.

Feb 5, 2022 · From here, you can copy the links to all jars and download that by clicking on it or using wget, curl or what have you. EDIT: the groovy-all module on Maven Central is now a POM module. This …

Oct 11, 2016 · The Groovy "in" operator seems to mean different things in different cases. Sometimes x in y means y.contains(x) and sometimes it seems to call y.isCase(x). How does Groovy know which one to …

Apr 12, 2024 · In groovy 2.x public properties can be access directly from a closure without the need to update delegate or create a getter method. In 3.x/4.x the behavior changed requiring getters/setters.

In Groovy you also have to be aware that in addition to ==~, alias "Match operator", there is also =~, alias "Find Operator" and ~, alias "Pattern operator". All are explained here. ==~ result type: Boolean / …

How can I print out the (public and internal) variables and their values of a Groovy object? I.e class X { def X = 10 def Y = 5 private void doPrivate() { def Z = 3 } } Should gi...

Mar 18, 2020 · x = 10 However, it works because groovy.lang.Script class implements getProperty and setProperty methods that get triggered when you access a missing property. In this case, such a …