======================== Advance Object =====================

// obj push on new  var obj2

// using Object.assign to change value for alone




======================== Function=====================

//function is a metchine language. it works in 3 ways

//1. Input 2. Output 3.processing

// in the programming language function called {code block}

// to make a sumation and sub with function

// invoking a function, with for loop. 

// arguments pass and return sum and sub

// i have 3 arr, i need 3 arr sumation one by one

// i have 3 arr i need to make 3 sumation  with a function  inside for loop


// show arguments with function arguments

// show arguments with a function by inside a loop

// function arguments[i] sumation 

// function sumation of arguments store a variable

 // store person name,email store in a variable   ` Example

function person(name, email) {
    return {
        name: name,
        email: email
    }
    
}

var p1 = person("rashedul", "rs@gmail.com")
console.log(p1)

 Note after return declare any command can not effective`

// function expressions like var a = function(){}

// setTimeOut()

// inner function like goor morning rashedul [ greet,name] 

//