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toFunctionHash

Returns the hash (of the function signature) for a given function definition.

Install

import { toFunctionHash } from 'viem'

Usage

import {  } from 'viem'
 
const  = ('function ownerOf(uint256)')

Output: 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
 // or from an `AbiEvent` on your contract ABI
const  = ({
  : 'ownerOf',
  : 'function',
  : [{ : 'tokenId', : 'uint256' }],
  : [],
  : 'view',
})

Output: 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef

Returns

Hex

The hash of the function signature.

Parameters

function

The function to generate a hash for.

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