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contracts...localvariable.sol

// SPDX-License-Identifier: MIT
pragma solidity ^0.8;

contract localVariable{
    //local variable created in functions that are local
    //when function work is done that local variable work washout from RAM as well
    uint public age;
    bool public b;
    address public addr;

    function func(uint _x, bool _y,address _z) public returns(uint,bool){
            uint i =29;  //local variable
            bool bi = true;

            i+=29;
            bi = false;

            age = _x;
            b = _y;
            addr = _z;

            return (i,bi);
    }
}