Check if a number is equal to 13.
Browse cluster: Cosmos blockchain and smart contract languages →is-thirteen is an npm package that checks if a number is equal to 13, built in JavaScript. The project provides both a basic function to test equality and an elegant chainable syntax supporting arithmetic operations like addition, subtraction, multiplication, and division, allowing users to verify whether calculations result in thirteen. The package was created by Jezen Thomas with contributions from Gytis Daujotas and others, and is distributed under the WTFPL license.