testmempoolaccept

testmempoolaccept [“rawtxs”] ( allowhighfees )

Returns if raw transaction (serialized, hex-encoded) would be accepted by mempool.

This checks if the transaction violates the consensus or policy rules.

See sendrawtransaction call.

Arguments:

1. [“rawtxs”] (array, required) An array of hex strings of raw transactions. Length must be one for now.
2. allowhighfees (boolean, optional, default=false) Allow high fees

Result: [ (array) The result of the mempool acceptance test for each raw transaction in the input array. Length is exactly one for now. { “txid” (string) The transaction hash in hex “allowed” (boolean) If the mempool allows this tx to be inserted “reject-reason” (string) Rejection string (only present when ‘allowed’ is false) } ]

Examples:

Create a transaction

bitcoin-cli createrawtransaction ”[{“txid” : “mytxid”,“vout”:0}]” ”{“myaddress”:0.01}” Sign the transaction, and get back the hex bitcoin-cli signrawtransaction “myhex”

Test acceptance of the transaction (signed hex)

bitcoin-cli testmempoolaccept “signedhex”

As a json rpc call

curl —user myusername —data-binary ’{“jsonrpc”: “1.0”, “id”:“curltest”, “method”: “testmempoolaccept”, “params”: [[“signedhex”]] }’ -H ‘content-type: text/plain;’ http://127.0.0.1:8332/