medium10 pts · first answer countsdapp-frontendviem

Reading vs writing with viem

In a dApp using viem, what is the difference between readContract and writeContract?

A.readContract signs a transaction; writeContract does notB.Both cost gas, but writeContract is fasterC.readContract uses eth_call and is free with no state change; writeContract sends a signed transaction that changes state and costs gasD.readContract only works on testnets

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Reading vs writing with viem

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