Passing hash string with smart contracts

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The typical way to pass parameters/data is using eth.sendTransaction({from: accounts[0], to: accounts[1], value: integer, data: string). But i want to pass a hash string using smart contract in my transaction and want to save the string in block. How can i do it?

Jul 5, 2018 in Blockchain by digger
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eth.sendTransaction is a go etherum function. There more functions you can use. To pass hash string and save it you can write your own smart contract and deploy it.

answered Jul 5, 2018 by slayer
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