pragma solidity >=0.4.22 <0.7.0;


 view returns (string memory) {
        return store;
    } 
    
    function setStore(string memory _value) public {
        store = _value;
    }
    
    function createString() public pure returns (string memory) {
        string memory newString = new string(3);
        bytes memory byteString = bytes(newString);
        
        byteString[0] = "A";
        byteString[1] = "b";
        byteString[2] = "X";
        
        return string(byteString);
    }
    
    function getStringLength(string memory _s) public pure returns (uint) {
        bytes memory bs = bytes(_s);
        return bs.length;
    }
}