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contracts...Modifiers2.sol

pragma solidity >=0.7.0 <0.9.0;

contract Modifiers2 {

    uint  public  minimumOffer = 100;

    modifier  minimumAmount(){
        //Could also use require( msg.value >= minimumOffer)
        if(msg.value >= minimumOffer){
            _;
        } else {
            /** Throw an exception */
            revert();
        }
    }

    function  bid() payable public minimumAmount returns(bool)  {
    
        minimumOffer = msg.value;
        return true;
    }
}