Book Image

VMware vRealize Orchestrator Essentials

By : Daniel Langenhan
Book Image

VMware vRealize Orchestrator Essentials

By: Daniel Langenhan

Overview of this book

Table of Contents (18 chapters)
VMware vRealize Orchestrator Essentials
About the Author
About the Reviewers

JavaScript – the very basics

JavaScript is a script language, which means that it doesn't need to be compiled before runtime. The Java language is a "real" language, and it needs to be compiled before it can be executed. Compiling is defined as the creation of an executable (.exe) file from the Java-sourced code. For our purposes, Java and JavaScript have nothing to do with each other. JavaScript is what we will learn, and it's used to create the Orchestrator workflows and action.

To learn JavaScript, you can have a look at

Basic rules

Let's have a look at the rules that govern how JavaScript is written. In the next section, we will try some stuff out.

Every line ends with a semicolon

Each line of JavaScript that you write will be interpreted by Orchestrator. For Orchestrator to know that a command has ended, you need to place a semicolon (;) at its end. It's just like a full stop in a normal sentence that marks the end of a thought.

It's like the old "Let's eat,...