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contracts...constructor.sol

//SPDX-License-Identifier: MIT

pragma solidity ^0.8;

contract CONSTRUCTOR{
    //contract level
    /**
    inside the contract and outside of function
    **/
    uint public age;
    address public owner;
    string public uname; //inside the contract you can used string without memory otherwise used memory keyword

    constructor(string memory _uname,uint _age,address _owner){
        age = _age;
        uname = _uname;
        owner = _owner;
    }
}