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HTML5 Data and Services Cookbook by Mite Mitreski, Gorgi Kosev

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Autoupdating fields

These days, it is common to have an autoupdate on fields where one section is either the result of given choices or it displays a given image or text block. One example of this is having a password strength calculation; for example, searching for "currency converter" on Google will result in a box where you can do currency conversion between USD and EUR. Linking fields in this way makes sense when we have two or more that are logically linked, or when one is a result form of the other.

To demonstrate this, we will create a converter for temperature where updating one of the fields will result in changes in the other, as the values are linked.

Getting ready

For this recipe, we only need a basic knowledge of jQuery and a simple ...

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