toEventSelector

Returns the event selector for a given event definition.

Install

import { toEventSelector } from 'viem'

Usage

import {  } from 'viem'
 
const  = ('Transfer(address,address,uint256)')
Output: 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
 const  = ('Transfer(address indexed from, address indexed to, uint256 amount)')
Output: 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
 // or from an `AbiEvent` on your contract ABI
const  = ({
  : 'Transfer',
  : 'event',
  : [
    { : 'from', : 'address', : true },
    { : 'to', : 'address', : true },
    { : 'amount', : 'uint256', : false },
  ],
})
Output: 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef

Returns

Hex

The selector as a hex value.

Parameters

event

Type: string |AbiEvent

The event to generate a selector for.

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