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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

Function input and output

Functions would not be that interesting if they didn't accept parameters and return values. Functions are made generic with the use of parameters and return values. Parameters can help in changing function execution and providing different execution paths. Solidity allows you to accept multiple parameters within the same function; the only condition is that their identifiers should be uniquely named.

The following code snippets show the following multiple functions, each with different constructs for parameters and return values:

  1. The first function, singleIncomingParameter, accepts one parameter named _data of type int and returns a single return value that is identified using _output of type int. The function
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Publisher Resources

ISBN: 9781788831383Supplemental Content