signMessage
Calculates an Ethereum-specific signature in the form of keccak256("\x19Ethereum Signed Message:\n" + len(message) + message)).
Takes a byte array or hex value as the data argument.
Usage
ts
import { signMessage } from 'viem'
Usage
ts
import { signMessage } from 'viem'
import { walletClient } from '.'
const message = await signMessage(walletClient, {
from: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
data: '0xdeadbeaf',
})
// "0xa3f20717a250c2b0b729b7e5becbff67fdaef7e0699da4de7ca5895b02a170a12d887fd3b17bfdce3481f10bea41f45ba9f709d39ce8325427b57afcfc994cee1b"
Returns
0x${string}
The signed message.
Parameters
from
- Type:
Address
Address to use for signing.
ts
const message = await signMessage(walletClient, {
from: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
data: '0xdeadbeaf',
})
data
- Type:
0x${string}
Data to sign.
ts
const message = await signMessage(walletClient, {
from: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
data: '0xdeadbeaf',
})