When you do external calls to other smart contracts:

Question

Abbas Maleki · Accepted Answer

you should follow the checks-effects-interactions pattern and avoid state changes after the call.

Abbas Maleki · Answer

you should follow the effects-checks-interactions pattern and avoid state changes before the call.

Abbas Maleki · Answer

you should follow the checks-effects-interactions pattern, which is only necessary when you do calls to contracts where a direct contract call is not possible.

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