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Introduction to Visualization Using D3.js

Solution Review: Add HTML Tags and Bind Data

Explore how to add HTML elements like h1 tags dynamically and bind data to them using D3.js. Understand the process of selecting elements, mapping data array values, and associating content to create interactive visualizations driven by data.

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Solution

Explanation

Let’s discuss the above code to better understand how it works.

  • From line 3 to line 8, we are appending three h1 tags inside the body tag using the append() function.

  • In line 9 and line 10, we are selecting the all h1 tags inside the body tag.

  • In line 11, we are mapping every single data element to the selected h1 tag.

  • In line 12, we are associating text with h1 tags based on its mapping with the mydata array.