Recursive Length Prefix Encoding in PHP.
Set minimum stability to dev
composer require web3p/rlp RLP encode:
use Web3p\RLP\RLP; $rlp = new RLP; $encodedBuffer = $rlp->encode(['dog']); // to string, encoding: ascii utf8 hex $encodedBuffer->toString($encoding);RLP decode:
use Web3p\RLP\RLP; $rlp = new RLP; $encodedBuffer = $rlp->encode(['dog']); // only accept 0x prefixed hex string $decodedArray = $rlp->decode('0x' . $encodedBuffer->toString('hex')); // show dog echo $decodedArray[0]->toString('utf8');Returns recursive length prefix encoding of given data.
encode(mixed $inputs)
Mixed inputs - array of string, integer or numeric string.
- Encode array of string.
use Web3p\RLP\RLP; $rlp = new RLP; $encodedBuffer = $rlp->encode(['web3p', 'ethereum', 'solidity']); $encodedString = $enccodedBuffer->toString('hex');Returns array recursive length prefix decoding of given data.
decode(string $input)
String input - recursive length prefix encoded string.
- Decode recursive length prefix encoded string.
use Web3p\RLP\RLP; $rlp = new RLP; $encodedBuffer = $rlp->encode(['web3p', 'ethereum', 'solidity']); $encodedString = $enccodedBuffer->toString('hex'); $decodedArray = $rlp->decode('0x' . $encodedString); // echo web3p echo $decodedArray[0]->toString('utf8'); // echo ethereum echo $decodedArray[1]->toString('utf8'); // echo solidity echo $decodedArray[2]->toString('utf8');MIT