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  1. NULL Definition & Meaning - Merriam-Webster

    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."

  2. null - JavaScript | MDN - MDN Web Docs

    Oct 28, 2025 · JavaScript is unique to have two nullish values: null and undefined. Semantically, their difference is very minor: undefined represents the absence of a value, while null represents the …

  3. 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.

  4. NULL Definition & Meaning | Dictionary.com

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

  5. A Quick and Thorough Guide to ‘null‘: What It Is and How To Use It

    Aug 14, 2024 · Ever since its invention, null has remained a fundamental concept in many imperative programming languages like Java, C#, and JavaScript despite its drawbacks. The null reference …

  6. Null - Wikipedia

    Null character, the zero-valued ASCII character, also designated by NUL, often used as a terminator, separator or filler. This symbol has no visual representation.

  7. A quick and thorough guide to ‘null’: what it is, and how you should ...

    In this comprehensive guide, targeted at both novice and seasoned coders, we will unpack the enigma that is null. The aim is to develop an intuitive understanding of what null is, how it works, when and …

  8. What Is Null? - Computer Hope

    Sep 7, 2025 · The concept of null and its significance in computing with our comprehensive definition, examples, and explanations. Learn how null differs from zero and empty.

  9. null and undefined | web.dev

    Mar 31, 2024 · Although undefined and null have some functional overlap, they have different purposes. In the strictest sense, null represents a value intentionally defined as "blank," and undefined …

  10. Null - definition of null by The Free Dictionary

    null (nʌl) adj 1. without legal force; invalid; (esp in the phrase null and void) 2. without value or consequence; useless