Adding a DOM Element
  Duration: 11:12
Part of Course: Introductory D3 Course
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Takeaways:

  • D3 Selections are arrays of elements with special powers
  • D3 binds additional methods to the array so that you can apply operators to the selected elements
  • D3 .append operator appends a new element with the specified name as the last child of each element in the current selection
  • D3 .append operator returns a new selection containing appended elements
  • D3 .insert operator inserts a new element with the specified name before the element matching the specified before selector, for each element in the current selection
  • D3 .insert operator returns a new selection containing inserted elements
  • D3 .remove operator removes the elements in the current selection from the current document.
  • D3 .remove operator is currently a one-way operation so be careful with it

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