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                # 創建合約實例(Creating Contracts via `new`) 一個合約可以通過`new`關鍵字來創建一個合約。要創建合約的完整代碼,必須提前知道,所以遞歸創建依賴是不可能的。 ``` pragma solidity ^0.4.0; contract Account{ uint accId; //construction? function Account(uint accountId) payable{ accId = accountId; } } contract Initialize{ Account account = new Account(10); function newAccount(uint accountId){ account = new Account(accountId); } function newAccountWithEther(uint accountId, uint amount){ account = (new Account).value(amount)(accountId); } } ``` 從上面的例子可以看出來,可以在創建合約中,發送`ether`,但不能限制gas的使用。如果創建因為`out-of-stack`,或無足夠的余額以及其它任何問題,會拋出一個異常。
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