Oct 13, 2023 · The nullish coalescing assignment (??=) operator, also known as the logical nullish assignment operator, only evaluates the right operand ...

Sep 11, 2023 · The nullish coalescing (??) operator is a logical operator that returns its right-hand side operand when its left-hand side operand is null ...

Try it · Description · Examples

Nov 7, 2023 · The optional chaining (?.) operator accesses an object's property or calls a function. If the object accessed or function called using this ...

Sep 25, 2023 · This chapter documents all the JavaScript language operators, expressions and keywords.

Nullish coalescing operator (??) · Spread syntax (...) · Operator precedence

Nov 7, 2023 · The JavaScript reference serves as a repository of facts about the JavaScript language. The entire language is described here in detail.

Mar 5, 2024 · JavaScript (JS) is a lightweight interpreted (or just-in-time compiled) programming language with first-class functions.

Sep 25, 2023 · The null value represents the intentional absence of any object value. It is one of JavaScript's primitive values and is treated as falsy ...

Apr 15, 2024 · This chapter describes JavaScript's expressions and operators, including assignment, comparison, arithmetic, bitwise, logical, string, ...

Nullish coalescing assignment · Numbers and dates · Remainder assignment (%=)

Apr 29, 2024 · The addition assignment (+=) operator performs addition (which is either numeric addition or string concatenation) on the two operands and ...