November 10, 2025 - How to say Null Coalesce Operator in English? Pronunciation of Null Coalesce Operator with 25 audio pronunciations, 1 meaning and more for Null Coalesce Operator.

COALESCE pronunciation. How to say COALESCE. Listen to the audio pronunciation in English. Learn more.

August 18, 2025 - How to say null-coalescing operator in English? Pronunciation of null-coalescing operator with 22 audio pronunciations and more for null-coalescing operator.

Sound it Out: Break down the word 'coalescing' into its individual sounds "koh" + "uh" + "les" + "ing". Say these sounds out loud, exaggerating them at first.

One of my favourite features which were added in ES2020 is nullish coalescing. Despite its difficult pronunciation, this feature is a simple way of checking for falsey values. Let's have a look.

The nullish coalescing operator is written as two question marks ??.

The nullish coalescing operator treats undefined and null as specific values. So does the optional chaining operator (?.), which is useful to access a property of an object which may be null or undefined.

-1; config.active = config.active ?? true; // Current solution config.name = typeof config.name === "string" ? config.name : "(no name)"; config.items = typeof config.items === "number" ? config.items : -1; config.active = typeof config.active === "boolean" ? config.active : true; // Using || operator which could give bad data config.name = config.name || "(no name)"; // does not allow for "" input config.items = config.items || -1; // does not allow for 0 input config.active = config.active || true; // really bad, always true } // You can read more about nullish coalescing in the 3.7 blog post: https://devblogs.microsoft.com/typescript/announcing-typescript-3-7/

January 13, 2022 - Hello everyone, I’m Saksham and I am back again with a new blog about an es6 feature which I personally found really cool and is pronounced as Null-ish koh-uh-les-ing. Yeah, it took me some time too, to get the spelling right haha.

February 17, 2023 - So, the nullish coalescing operator is represented with ??. The whole summary for this code is it will return the first argument if it's not null or undefined.

January 4, 2024 - Hi Everyone! In this article, I'm going to teach you how to use three advanced JavaScript operators: the Nullish Coalescing, Optional Chaining, and Destructuring Assignment operators. These three operators will help you write clearer and less error-p...

Nullish coalescing assignment short-circuits, meaning that x ??= y is equivalent to x ??

October 31, 2025 - As of ColdFusion 11, Railo 4.1, CFML supports the null coalescing operator as a variation of the ternary operator, ?:. It is functionally and syntactically equivalent to its C# counterpart, above. Example: ... Missing values in Apache FreeMarker will normally cause exceptions. However, both missing and null values can be handled, with an optional default value: ... JavaScript's nearest operator is ??, the "nullish ...

"Can I use" provides up-to-date browser support tables for support of front-end web technologies on desktop and mobile web browsers.

The nullary coalescing operator is intended to handle these cases better and serves as an equality check against nullary values (null or undefined).