Metamask transaction

• web3modal

  21 4,660 9.7 TypeScript

  A single Web3 provider solution for all Wallets

  

If you are using React, you might also find this useful -> https://github.com/Web3Modal/web3modal

• bignumber.js

  16 6,533 3.7 JavaScript

  A JavaScript library for arbitrary-precision decimal and non-decimal arithmetic

Hey! First thing's first, you will need to make use of BigInt or a Javascript library such as https://github.com/MikeMcl/bignumber.js, this will allow you to work with very large numbers in Javascript, so that you don't run into problems like you mentioned (the issue is due to the way Javascript handles large numbers or small fractions, i.e. floating point precision).

• SurveyJS

  surveyjs.io featured

  Open-Source JSON Form Builder to Create Dynamic Forms Right in Your App. With SurveyJS form UI libraries, you can build and style forms in a fully-integrated drag & drop form builder, render them in your JS app, and store form submission data in any backend, inc. PHP, ASP.NET Core, and Node.js.

  

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