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Topic: sendmany andanvatage? (Read 1284 times)

sr. member
Activity: 462
Merit: 250
November 18, 2011, 09:32:47 PM
#11
my story:

I need to fund 'a lot' of addresses to print 'offline' bitcoins
in the past I had to send bitcoins to them 1 payment at time

Now all I need to do is to run (offline) the script from bitaddress.org, parse it for address & private key and even get QR codes.
To fund each address, all I need is to add them to a single transaction.

My test tx showed up as a single tx to many addresses. Great improvement IMO.

edit: blockchain entry
full member
Activity: 154
Merit: 102
Bitcoin!
November 18, 2011, 12:43:29 PM
#10
The 0.5 client seems to be able to send BTC to more than one address with one transaction (via the UI). Does anyone know if that uses 'sendmany'?
Oooh, neato.  It must use sendmany - that's the only way I've ever heard of to send to multiple addresses in the same transaction.
I haven't actually tried it, but on the "send" tab, you can add multiple recipients with different amounts of BTC.
legendary
Activity: 1400
Merit: 1005
November 18, 2011, 12:40:51 PM
#9
The 0.5 client seems to be able to send BTC to more than one address with one transaction (via the UI). Does anyone know if that uses 'sendmany'?
Oooh, neato.  It must use sendmany - that's the only way I've ever heard of to send to multiple addresses in the same transaction.
full member
Activity: 154
Merit: 102
Bitcoin!
November 18, 2011, 11:40:14 AM
#8
The 0.5 client seems to be able to send BTC to more than one address with one transaction (via the UI). Does anyone know if that uses 'sendmany'?
newbie
Activity: 20
Merit: 0
November 17, 2011, 03:56:28 AM
#7
thx for the advise, seems better with testnet, and there are no "real" fees on it Smiley
pc
sr. member
Activity: 253
Merit: 250
November 16, 2011, 09:20:51 PM
#6
If you're playing with the RPC interface, I recommend you set up a client pointing at testnet to play with. That way, you can experiment with invalid stuff all you want and not worry about losing real coins.
newbie
Activity: 20
Merit: 0
November 16, 2011, 04:52:52 PM
#5
sounds plausible Smiley thank you!
legendary
Activity: 1400
Merit: 1005
November 16, 2011, 04:37:31 PM
#4
Good question.  Since the sendmany is just a single transaction, even though it may involve many addresses, it will be denied if just one of those addresses is invalid (i.e. checksum doesn't match).  It will also deny the entire transaction if the client wallet doesn't have enough funds to cover the entire transaction.
newbie
Activity: 20
Merit: 0
November 16, 2011, 04:34:31 PM
#3
ah, thank you!
is there a sample output anywhere what happens, if i call this with rpc, and ie one address is invalid? or if account has an invalid balance after n transactions?
legendary
Activity: 1400
Merit: 1005
November 16, 2011, 04:29:56 PM
#2
Lower fees when you're sending to several addresses.
newbie
Activity: 20
Merit: 0
November 16, 2011, 04:26:14 PM
#1
Hi there,
could someohne please explain me what exactly is the advantage to use sendmany when sending money?
Could not find anything about it in the documents...

thx!
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