January 2020
Intermediate to advanced
530 pages
11h 11m
English
Content preview from Blockchain Development for Finance Projects
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Migrating the smart contract code using Truffle
To work with our contracts, we first need to migrate these contracts to our test blockchain. Migrations carry out the following tasks:
- They deploy the compiled contract code to the blockchain.
- They establish interlinking between dependent contracts.
- They initialize the initial values through the constructor.
- Lastly, and most importantly, they manage the different versions of the contracts deployed. In the traditional model, every time a contract is deployed, a new Ethereum address is generated that then needs to be updated to the code of the blockchain application. Truffle allows us to abstract this concept and invoke the contract directly through a contract object instead of the address. ...
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