August 2019
Intermediate to advanced
486 pages
13h 52m
English
Content preview from Mastering Blockchain Programming with Solidity
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Use of ERC20 in crowdfunding
Crowdfunding is also known as crowdsale. In recent years, using blockchain technology, many projects have done crowdfunding and received funding in cryptocurrencies such as bitcoin and ether. In return, these projects give tokens to investors. Ethereum itself got funded using crowdfunding in bitcoin back in the year 2014, and its investors received ether in 2015 when Ethereum released its first version.
However, before the Ethereum blockchain, crowdfunding was done manually and tokens were distributed later. Also, it was difficult to do crowdfunding using cryptocurrencies. With the Ethereum blockchain and especially with the ERC20 standard, using the power of smart contracts, it becomes very easy for any project ...