bytes32

Bytes32

Simple CLI tool to convert a string to bytes32 for Ethereum. Always works in reverse if given a valid bytes32 input

Usage:

$ npx bytes32
0x0000000000000000000000000000000000000000000000000000000000000000

$ npx bytes32 sETH
0x7345544800000000000000000000000000000000000000000000000000000000

$ npx bytes32 Something\ With\ Spaces
0x536f6d657468696e672057697468205370616365730000000000000000000000

$ npx bytes32 Supercalifragilisticexpialidocious
Error: Input string is too long, must be maximum of 32. It is currently 34

$ npx bytes32 Supercalifragilisticexpialidocious --ignore-length
0x537570657263616c6966726167696c697374696365787069616c69646f63696f7573

$ npx bytes32 0x7345544800000000000000000000000000000000000000000000000000000000
sETH

$ npx bytes32 7345544800000000000000000000000000000000000000000000000000000000
sETH

To copy to clipboard on a mac, you can pipe to pbcopy.

$ npx bytes32 sETH | pbcopy

or in code:

const bytes32 = require('bytes32');

console.log(bytes32({ input: 'sETH' }));
// 0x7345544800000000000000000000000000000000000000000000000000000000

console.log(bytes32({ input: 'Supercalifragilisticexpialidocious', ignoreLength: true }));
// 0x537570657263616c6966726167696c697374696365787069616c69646f63696f7573

console.log(bytes32({ input: '0x7345544800000000000000000000000000000000000000000000000000000000' }));
// sETH