toHex

toHex(value, opts?): Hex

Encodes a string, number, bigint, or ByteArray into a hex string

• Docs: https://viem.sh/docs/utilities/toHex
• Example: https://viem.sh/docs/utilities/toHex#usage

Parameters

• value: string | number | bigint | boolean | Uint8Array

Value to encode.

• opts?: ToHexParameters

Options.

Returns

Hex

Hex value.

Examples

import { toHex } from 'viem'
const data = toHex('Hello world')
// '0x48656c6c6f20776f726c6421'

import { toHex } from 'viem'
const data = toHex(420)
// '0x1a4'

import { toHex } from 'viem'
const data = toHex('Hello world', { size: 32 })
// '0x48656c6c6f20776f726c64210000000000000000000000000000000000000000'

Defined in

node_modules/.pnpm/viem@2.21.1_bufferutil@4.0.8_typescript@5.6.2_utf-8-validate@6.0.4_zod@3.23.8/node_modules/viem/_types/utils/encoding/toHex.d.ts:36