Null often pops up in legal and scientific contexts; it was originally used in Scottish law and still carries the meaning "having no legal or binding force," especially in the phrase "null and void."

Jun 12, 2018 · When should you use null in your source code, and when should you not use it? Introduction. null is a fundamental concept in many programming languages. It is ubiquitous in …

Apr 27, 2025 · The null value represents the intentional absence of any object value. It is one of JavaScript's primitive values and is treated as falsy for boolean operations.

NULL definition: 1. having no legal force: 2. with no value or effect: 3. (of a set or matrix) containing nothing…. Learn more.

Null definition: without value, effect, consequence, or significance.. See examples of NULL used in a sentence.

Define null. null synonyms, null pronunciation, null translation, English dictionary definition of null. adj. 1. Having no legal force; invalid: render a contract null and void. 2. Of no consequence, …

Null (SQL) (or NULL), a special marker and keyword in SQL indicating that a data value does not exist, is not known, or is missing. Null character, the zero-valued ASCII character, also …

Null refers to the absence or nonexistence of something. It can indicate the absence of a value or the lack of a particular attribute or characteristic. In various contexts, null can represent a void, …

Null definition: Having no legal force; invalid.

Aug 14, 2024 · Understanding correct and thoughtful usage of null is key to avoiding its pitfalls. Let‘s explore how null is implemented across some major languages: Java. In Java, null is a …