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