Web Reference: Jul 7, 2011 · Javascript is always pass by value, but when a variable refers to an object (including arrays), the "value" is a reference to the object. Changing the value of a variable never changes the underlying primitive or object, it just points the variable to a new primitive or object. Oct 9, 2023 · One fundamental concept that every JavaScript developer should grasp is the difference between reference and value when working with variables. In this article, we will explore this distinction, its implications, and provide plenty of code examples to make it crystal clear. In this video I am going to make the learning process as quick and easy for you, so you can spend your time coding instead of stuck debugging reference errors.
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