When you handle events for a particular element, it is often required to make a change only within children of the element. Here is how to do it.
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In this tutorial, we will learn how to perform calculations using JavaScript. It is quite often required to do calculations online in order forms, request quote forms and the like. This tutorial will show you how to use different form elements like drop-down list, radio button, check box and text box in a calculation.
We will be using a ‘cake order form’ as an example. As the user makes selections in the form, the total price is calculated in real time.
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