NULL Definition & Meaning - Merriam-Webster
The meaning of NULL is having no legal or binding force : invalid. How to use null in a sentence. Did you know?
c# - What does null! statement mean? - Stack Overflow
Feb 16, 2019 · It can be used on a type to control Nullability, it is then called the "Null Forgiving Operator". Basically, null! applies the ! operator to the value null. This overrides the nullability of the …
Null - Wikipedia
Null onset (or empty onset, or zero onset), the onset of syllables beginning in a vowel; forbidden in some languages. Null-onset letter (or zero consonant), a consonant letter that does not correspond to a …
null - JavaScript | MDN - MDN Web Docs
Oct 28, 2025 · The null keyword refers to the null primitive value, which represents the intentional absence of any object value.
NULL | English meaning - Cambridge Dictionary
NULL definition: 1. having no legal force: 2. with no value or effect: 3. (of a set or matrix) containing nothing…. Learn more.
Null - Glossary - MDN
Jul 11, 2025 · In computer science, a null value represents a reference that points, generally intentionally, to a nonexistent or invalid object or address. The meaning of a null reference varies …
A quick and thorough guide to ‘null’: what it is, and how you should …
Jun 12, 2018 · By Christian Neumanns What is the meaning of null? How is null implemented? When should you use null in your source code, and when should you not use it? Introduction null is a …
Null operators in C# - C# | Microsoft Learn
May 11, 2026 · Tip This article is part of the Fundamentals section for developers who know at least one programming language and are learning C#. If you're new to programming, start with the Get started …
The Real Meaning of “Null”: Explained in Simple Words 2025
Nov 4, 2025 · Discover what “null” means in programming, math, and everyday life. Simple explanation, expert insight, and practical examples inside!
SQL NULL Values - IS NULL and IS NOT NULL - W3Schools
The IS NULL Operator The IS NULL operator is used to test for empty values (NULL values). The following SQL lists all customers with a NULL value in the "Address" field: