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Solidity Programming Essentials
book

Solidity Programming Essentials

by Ritesh Modi
April 2018
Intermediate to advanced content levelIntermediate to advanced
222 pages
5h 28m
English
Packt Publishing
Content preview from Solidity Programming Essentials

The fallback function

The fallback functions are a special type of function available only in Ethereum. Solidity helps in writing fallback functions. Imagine a situation where you, as a Solidity developer, are consuming a smart contract by invoking its functions. It is quite possible that you use a function name that does not exist within that contract. In such cases, the fallback function, as the name suggests, would automatically be invoked.

A fallback function is invoked when no function name matches the called function.

A fallback function does not have an identifier or function name. It is defined without a name. Since it cannot be called explicitly, it cannot accept any arguments or return any value. An example of a fallback function ...

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Publisher Resources

ISBN: 9781788831383Supplemental Content