tronWeb.transactionBuilder.delegateResource(amount, receiverAddress, resource, address, lock, lockPeriod, options);

Parameters	Parameter Description	Type
amount	the amount of assets to be delegated(sun), larger than 0	Integer
receiverAddress	the account address of receiving delegation (base58 or hex)	String
resource	asset type to be delegated, optional BANDWIDTH or ENERGY	String
address	owner address (base58 or hex)	String
lock	enable the lock time limit, the default is false	Boolean
lockPeriod	when lock is true, can set the lock time by this parameter, with the unit of blocks. And the new resource delegating to the same address of same type should have this lockPeriod value larger than the lockup blocks left of the address.	Integer
options	optional fields	Object

Object

> const transaction = await tronWeb.transactionBuilder.delegateResource(10e6, 'receiverAddress', 'BANDWIDTH', 'ownerAddress', true, 86400);