i am a beginner to solidity ,i was making a smart contract in which i wanted to send and receive ether code :-

contract coin_transfer_to { function() public payable { } function get_balance() public returns (uint) { returns address(this).balance; } }

contract coin_transfer_from{ coin_transfer_to private _instance; function coin_transfer_from () public { _instance = new coin_transfer_to(); }

function get_balance() public returns (uint)
{
    return address(this).balance;
}

function get_balance_of_instance() public returns (uint)
{
   return _instance.get_balance();
}

function () public payable 
{
    address(_instance).send(msg.value);
}

}

and got the following error in line 2 of above code which is function() public payable  :-

I was making a smart contract in which I wanted to send and receive ether.

My code:

contract coin_transfer_to {
    function() public payable {
    }
    function get_balance() public returns (uint)
    {
        returns address(this).balance;
    }
}

contract coin_transfer_from{
    coin_transfer_to private _instance;
    function coin_transfer_from () public
    {
        _instance = new coin_transfer_to();
    }
    
    function get_balance() public returns (uint)
    {
        return address(this).balance;
    }
    
    function get_balance_of_instance() public returns (uint)
    {
       return _instance.get_balance();
    }
    
    function () public payable 
    {
        address(_instance).send(msg.value);
    }
}

I got the following error in line 2 of above code which is function() public payable: