trying to create a good question

[uditrajawat]

    fallback() payable{
        result =2;
        //it is used to send data with transcation 
    }

on this function im running into an error:

TypeError: Fallback function must be defined as "external".

i am having error in this code can someone help me out?

[alymurtazamemon]

@uditrajawat fallback function must be external

fallback() external payable{
    result =2;
    //it is used to send data with transcation 
}