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Simplest of all:

function dosomething(callback) {
    //some code-poetry;
    callback(1, 2, 3); //the callback is back!!!
}

function foo(a, b, c) {//this will be my callback
    alert("I got some parameters")
}

dosomething(foo); //the function call

Best explanation for a callback function:Check this

A simple defination would be:the callback function is called at a certain point in the future when some code or a function completes execution.

Simplest of all:

function dosomething(callback) {
    //some code-poetry;
    callback(1, 2, 3); //the callback is back!!!
}

function foo(a, b, c) {//this will be my callback
    alert("I got some parameters")
}

dosomething(foo); //the function call

Best explanation for a callback function:Check this

A simple defination would be:the callback function is called at a certain point in the future when some code or a function completes execution.

Simplest of all:

function dosomething(callback) {
    //some code-poetry;
    callback(1, 2, 3); //the callback is back!!!
}

function foo(a, b, c) {//this will be my callback
    alert("I got some parameters")
}

dosomething(foo); //the function call

Simplest of all:

function dosomething(callback) {
    //some code-poetry;
    callback(1, 2, 3); //the callback is back!!!
}

function foo(a, b, c) {//this will be my callback
    alert("I got some parameters")
}

dosomething(foo); //the function call

Best explanation for a callback function:Check this

A simple defination would be:the callback function is called at a certain point in the future when some code or a function completes execution.

Simplest of all:

function dosomething(callback) {
    //some poetry;
    callback(1, 2, 3); //the callback is back!!!
}

function foo(a, b, c) {//this will be my callback
    alert("I got some parameters")
}

dosomething(foo); //the function call

Simplest of all:

function dosomething(callback) {
    //some code-poetry;
    callback(1, 2, 3); //the callback is back!!!
}

function foo(a, b, c) {//this will be my callback
    alert("I got some parameters")
}

dosomething(foo); //the function call