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contracts...Payable.sol

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

contract MyPayable {
    
   address payable public myAddress;
   
   constructor() payable {
       myAddress = payable(msg.sender);
   }
   
   function deposit() public payable {}
   
   function getThisContractsBalance() public view returns (uint256){
       uint256 amount = address(this).balance;
       return amount;
   }
   
   function transferEth(address payable _user) public payable {
       _user.transfer(msg.value);
   }
   
   function sendEth(address payable _user) public payable {
        bool didSend = _user.send(msg.value);
        require(didSend, "This failed to send");
   }
   
   function callEth(address payable _user) public payable {
       (bool didSend, ) = _user.call{value: msg.value}("");
       require(didSend);
   }
   
   receive() external payable {}
   
   fallback() external payable {}

}