How to integrate Payform with React?

Payform is vanilla JavaScript, so you'll need to wrap its functions in React components or hooks, managing input refs and state manually. There's no official React package, which adds integration overhead.

Payform vs Stripe.js for credit card forms?

Payform is lightweight and focused on client-side validation and formatting, while Stripe.js offers full payment processing, PCI compliance, and tokenization but is heavier and vendor-locked. Choose based on whether you need basic validation or end-to-end payment handling.

Does Payform support mobile input optimization?

Yes, the README recommends using for numeric keyboards on mobile devices, and the library works cross-browser, ensuring compatibility with touch interfaces.

How to add a custom card type in Payform?

Extend the payform.cards array with an object defining type, pattern, length, cvcLength, luhn, and format properties, as detailed in the Custom Cards section of the README for flexibility.

Is Payform PCI compliant?

Payform handles client-side formatting and validation but does not manage PCI compliance; you must ensure secure data transmission and avoid storing sensitive information, as it's only a frontend utility.

Can I use Payform without jQuery?

Yes, the core library is dependency-free and works with vanilla JavaScript, while the jQuery plugin is optional for easier integration in jQuery-based projects.

Payform

NOASSERTIONCoffeeScript1.4.0

A JavaScript library for building credit card forms with validation, formatting, and card type detection.

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What is Payform?

Payform is a JavaScript library that helps developers build credit card input forms with automatic formatting, validation, and card type detection. It solves the problem of manually handling credit card input logic by providing ready-to-use functions for formatting card numbers, validating expiry dates and CVCs, and identifying card issuers.

Target Audience

Frontend developers and web application builders who need to implement secure and user-friendly credit card payment forms in their projects, especially those working on e-commerce sites or any platform requiring payment processing.

Value Proposition

Developers choose Payform because it is a lightweight, dependency-free library with broad browser support (including IE8+), offers a clean API and jQuery plugin for easy integration, and handles complex validation and formatting logic out of the box, saving development time.

Overview

:credit_card: A library for building credit card forms, validating inputs, and formatting numbers.

Use Cases

Best For

Adding credit card number formatting with automatic spacing

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Validating card details (number, expiry, CVC) on the client side

Detecting card types (Visa, MasterCard, Amex, etc.) from input

Building payment forms in jQuery or vanilla JavaScript projects

Ensuring cross-browser compatibility for payment inputs

Creating single-page applications that need clean event detachment for formatters

Not Ideal For

Projects using modern frameworks like React or Vue that prefer component-based solutions with built-in state management
Applications requiring full PCI compliance, tokenization, or server-side payment processing (e.g., Stripe integration)
Teams wanting pre-styled, drop-in form components without custom CSS work
Environments where jQuery is not used or is being phased out, as optimal integration relies on the jQuery plugin

Pros & Cons

Pros

Broad Browser Compatibility

Works in IE8+ and all modern browsers, ensuring support for legacy systems without polyfills, as stated in the README.

Lightweight and Dependency-Free

No external dependencies, making it easy to integrate without increasing bundle size, aligning with its philosophy of being a utility-focused library.

Robust Validation Logic

Validates card numbers using the Luhn algorithm, checks expiry dates for future validity, and enforces CVC length rules, providing essential security checks out of the box.

Automatic Input Formatting

Formats card numbers with spaces and expiry dates with slashes in real-time, reducing user input errors and improving experience, as demonstrated in the demo and API.

SPA-Friendly Event Management

Includes detachment methods for formatters to prevent memory leaks in single-page applications, a feature highlighted in the README for clean integration.

Cons

Limited Modern Framework Support

Primarily designed for vanilla JavaScript or jQuery, lacking official integrations or components for React, Vue, or Angular, which may require extra work for contemporary projects.

No Advanced Payment Features

Focuses on basic validation and formatting without handling tokenization, 3D Secure, or PCI compliance tools, limiting its use in full payment processing workflows.

Potential Maintenance Risks

Derived from the older jquery.payment library and with no clear indication of recent updates in the README, raising concerns about long-term support for new card types or standards.

Unstyled Utility Approach

Requires developers to handle all CSS styling and UI integration, which can increase development time compared to libraries offering pre-designed components.

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