April 2018
Beginner
226 pages
4h 47m
English
Content preview from JavaScript and JSON Essentials - Second Edition
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Inserting external JavaScript
In real-world applications, JSON can be retrieved either as a response from an asynchronous request or from a JSON feed. A website uses HTML, CSS, and JavaScript to provide a visually beautiful user interface. But there are cases where data vendors are only focused on getting data. A data feed serves their purpose; a feed is a crude way of supplying data so that others can reuse it to display the data on their websites or to ingest the data and run their algorithms on it. Such data feeds are big and cannot be directly embedded into the script tag. Let us look at how external JavaScript files can be included in an HTML file.
The following screenshot depicts the code for the external-js.html file:
<!DOCTYPE html> ...
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