Jul 11, 2025 · A falsy (sometimes written falsey) value is a value that is considered false when encountered in a Boolean context.

The idea of terms like "truthy" and "falsy" simply refer to those values which are considered True in cases like those described above, and those which are considered False.

Jan 9, 2025 · If the first operand (which comes before the question mark--doIt, in this example) is truthy, the expression evaluates to the second operand (between the question mark and colon), and if it's …

Aug 5, 2025 · In JavaScript, truthy and falsy values are concepts related to boolean evaluation. Every value in JavaScript has an inherent boolean "truthiness" or "falsiness," which means they can be …

Others are falsy, meaning they evaluate to False. Here are a few falsy values: Other values like non-zero numbers, and non-empty strings are truthy. If you want to check whether a value is truthy or …

Oct 28, 2019 · JavaScript type coercion is full of surprises, but if you understand the basics it can save you a lot of wasteful type checks. Here is what you need to know about falsy values.

Falsy definition: (JavaScript) Evaluating to <a>false</a> in a <a>Boolean</a> context.

In JavaScript, any expression or statement that expects a boolean value will work with a truthy or falsy value, so the fact that && does not always evaluate to true or false does not cause practical problems.

Jan 11, 2025 · In this blog, we’ll take a deep dive into what truthy and falsy values are in JavaScript, how they work, and how they can make your code more efficient and cleaner.

Learn the definition of 'falsy'. Check out the pronunciation, synonyms and grammar. Browse the use examples 'falsy' in the great English corpus.