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How to Call Parent Window Function from IFrame

Sometimes you may need to call parent window function from IFrame in JavaScript. Here are the steps to do so.

Sometimes you may need to find max value of attribute in Array of JS objects. Here are the steps to do this using JavaScript.

Sometimes you may need to retrieve last item of JS array. Here are the steps to get last item in JS array.

Often you may need to check if JS variable is an object or not in JS. Here are the steps to do it.

Sometimes you may need to check if browser tab is active. In this article, we will learn how to do this using JavaScript.

Sometimes you may need to find DOM element using attribute value. Here is how to do it in JavaScript using querySelector function.

Sometimes you may need to generate hash from string in JavaScript. Here are the steps to do it.

Often you may need to list properties of JS object. Here is how to do so.

Often you may need to detect if device is iOS. Here is how to do so using JavaScript.