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Advanced concepts

Using (calling) other contracts on the chain:

From your contracts, you can call other contracts on the Ethereum blockchain . Of course calling other contracts involves gas cost. How much gas? The calculation of the gas can be complex. You can read documentation about it but the short answer: Studio will show you the total gas so you have pretty good estimate.

###Ethereum Studio Integrates Oraclize Oraclize is the latest smart contract data engine. It allows you to include external data sources into your smart contracts. "Oraclize is a provably-honest oracle service enabling smart contracts to access the Internet." Now Oraclize can be easily integrated into Ethereum Studio IDE. read more