JavaScript Pass Function as Parameter with Example

Hello js devs in this tutorial i will show you how to pass function as a parameter in JavaScript. Sometimes we need to pass function as a parameter in JavaScript. But do you know the way of passing function as a parameter in JavaScript.

In this example i will share the code of javascript pass function as parameter with arguments. See the below example of code:

var x = function() {
    console.log("Hello..");
}

var y = function(callback) {
    callback();
}
y(x);

Output of this code will be

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Hope it can help you.