coupon-code
An implementation of Pearl Crescent coupon code generation and validation in JavaScript.
Why consider coupon-code?
coupon-code is an open-source promo code generator and validator for Node.js written by Grant McLean. It creates human-readable, typo-resilient coupon vouchers with built-in Bad-Word filtering and Damm algorithm checksum error detection.
Learn coupon-code by building
Practical setup notes, real use cases, and copy-ready examples in one focused guide.
In this guide2 sections
Overview of coupon-code
coupon-code generates typo-resilient marketing discount codes with automatic checksum verification.
Quickstart
npm install coupon-codeimport cc from 'coupon-code';const code = cc.generate({ parts: 3 }); // '5555-HV3T-CQ22'const validated = cc.validate(code);coupon-code is licensed under the permissive MIT License.
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