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Update 12_3_Programming_Bitcoind_with_C.md

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Shannon Appelcline 2017-06-21 12:08:49 -07:00 committed by GitHub
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12_3_Programming_Bitcoind_with_C.md
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@ -85,6 +85,9 @@ json_t *lu_result = NULL;
lu_response = bitcoinrpc_resp_get (btcresponse);
lu_result = json_object_get(lu_response,"result");
```
> **WARNING:** You only get a result if there wasn't an error. Here's another place for better error checking for production code.
Then, you go into a loop, examining each unspent transaction, which appears as an element in your JSON result array:
```
int i;