Web3.eth.getCode

Gets the code for the specified address on the chain

Call:

Web3.eth.getCode (addresshexstring [, Defaultblock] [, callback])

Parameter: addresshexstring:string-to get the address of the code. defaultblock:number| String-(optional) If a parameter is not passed, the block defined by Web3.eth.defaultBlock is used by default, otherwise the specified chunk is used. Callback:function-callback function, which is used to support asynchronous execution.

Return value: String-the compiled byte code for the given address contract.

Example:

var code = Web3.eth.getCode ("0xd5677cf67b5aa051bb40496e68ad359eb97cfbf8");
Console.log (code); 
"0x600160008035811a818181146012578301005b601b6001356025565b8060005260206000f25b600060078202905091905056"

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