August 2019
Intermediate to advanced
486 pages
13h 52m
English
Content preview from Mastering Blockchain Programming with Solidity
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Other crowdsale contracts
Other types of crowdsale-related contracts are also present in the OpenZeppelin library. Let's look at where these contracts can be used:
- validation/CappedCrowdsale.sol: A crowdsale with an upper limit for the total wei or ether contribution also known as hard-cap
- validation/IndividuallyCappedCrowdsale.sol: A crowdsale with individually capped upper limit of wei investments
- validation/PausableCrowdsale.sol: Allows investment only when it isn't paused by PauserRole
- validation/TimedCrowdsale.sol: A crowdsale that opens and accept ether for a specified duration of time
- distribution/FinalizableCrowdsale.sol: Allows a special action to be triggered when crowdsale is over
- distribution/PostDeliveryCrowdsale.sol: A crowdsale ...