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maping的读取消耗gas是否有误 #16

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river-zhou opened this issue Dec 30, 2023 · 1 comment

river-zhou commented Dec 30, 2023

https://github.com/WTFAcademy/WTF-EVM-Opcodes/blob/main/01_HelloOpcodes/readme.md

为啥读取也会消耗gas呢，从实践上来看我们直接访问mapping得键值并不需要支付任何gas

Member

AmazingAng commented Mar 27, 2024

如果你通过一个非view/pure的函数读取就会有gas消耗。
平常咱们只读时用的rpc方法不同，不用付gad。

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