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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

Rule 3

Variables declared within functions, by default, are stored in memory data location. However, there are following few caveats:

  • The location for value type variables is memory within a function while the default for a reference type variable is storage.
Please note that storage is the default for reference type variable declared within a function. However, it can be overridden.
  • By overriding the default location, reference types variables can be located at the memory data location. The reference types referred are arrays, structs, and strings.
  • Reference types declared within a function without being overridden should always point to a state variable.
  • Value type variables declared in a function cannot be overridden and cannot be stored ...
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Publisher Resources

ISBN: 9781788831383Supplemental Content