Look up an Ethereum function signature by the 4 bytes of its hash
npm install 4byte> Look up an Ethereum function signature by the 4 bytes of its hash
``bash`
npm install 4byte
`javascript
const fourByte = require('4byte')
const signatures = fourByte('0x51c6590a')
console.log(signatures) // ['addLiquidity(uint256)']
`
Install:
`bash`
npm install -g 4byte
Look up a function signature:
`bash`
$ 4byte 0xa9059cbb
transfer(bytes4[9],bytes5[6],int48[11])
many_msg_babbage(bytes1)
transfer(address,uint256)
`bash`
$ 4byte 0xa9059cbb --format=json
[
"transfer(bytes4[9],bytes5[6],int48[11])",
"many_msg_babbage(bytes1)",
"transfer(address,uint256)"
]
`bash``
npm test