August 2019
Intermediate to advanced
486 pages
13h 52m
English
Content preview from Mastering Blockchain Programming with Solidity
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Initiating a call to a view function and state variables
As we have deployed and initiated some transactions in the last section, let's access the view functions of this deployed contract.
When accessing view functions or state variables, you do not need to initiate the transaction and the MetaMask confirmation is not required. These are known as message calls. All of the message calls to a contract are free and can be executed as many times as you require. The message calls do not make any modification on the blockchain data.
You can click on the public view functions, and public state variables are shown in blue:
Accessing view functions ...
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