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Learn the origin, synonyms, and usage of the word null, which can be an adjective, noun, or verb. Null means having no legal or binding force, amounting to nothing, or having zero as a limit, among other meanings.
Learn what null means in JavaScript, how to use it, and how it differs from undefined. See examples, syntax, and browser compatibility for null.
Null means having no legal force, no value or effect, or containing nothing. It can be an adjective, noun or verb in different contexts. See how to use null in sentences and compare it with related words.
Learn what null means in different programming languages, how it is implemented in memory, and when to use it or avoid it in your source code. This article explains null for reference types, not for value types, with examples in Java.
Null definition: without value, effect, consequence, or significance.. See examples of NULL used in a sentence.
Learn the meaning of null as an adjective, noun, and verb, with synonyms, antonyms, and examples. Null can mean without legal force, of no value, or indicating zero or nothing.
Null means having no value; in other words null is zero, like if you put so little sugar in your coffee that it's practically null. Null also means invalid, or having no binding force.
Null means the absence of a value in computing terms. Learn how null affects variables, databases, and programming languages with examples and quizzes.
The null reference introduces ambiguity and uncertainty into code. And it is the number one cause of runtime errors and crashes as we will see later. Yet, null fills an important role in denoting missing information that is hard to eliminate from language design. Understanding correct and thoughtful usage of null is key to avoiding its pitfalls.
In JavaScript, `null` is a primitive that represents the intentional absence of a value. Here's what you need to know.