The D3.js node.data property returns the original object from the data source for which the hierarchy node was created.
Syntax:
node.data
Return Value: This property returns the original object from the data source for which the hierarchy node was created.
Example 1: Getting the data object from the hierarchy node.
HTML
<!DOCTYPE html> <html> <head> Â Â Â Â <meta charset="utf-8"> Â Â Â Â Â Â <script src= Â Â Â Â </script> </head> Â Â <body> Â Â Â Â <script> Â Â Â Â Â Â Â var data = {"name":"GFG1", "children":[ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â {"name":"GFG2", }, Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â {"name":"GFG3", "children":[ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â {"name":"GFG4"}, Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â {"name":"GFG5"}]}, Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â {"name":"GFG6"}]}; Â Â Â Â Â Â Â Â Â Â var root = d3.hierarchy(data); Â Â Â Â Â Â Â Â console.log(root.data) Â Â Â Â </script> </body> Â Â </html> |
Output:
Example 2:
HTML
<!DOCTYPE html> <html> <head>     <meta charset="utf-8">       <script src=     </script> </head>   <body>     <script>        var data = {             "name":"neveropen",             "about":"Computer Science Portal",             "children":[{"name":"GFG"}]           }         var root = d3.hierarchy(data);         console.log(root.data)     </script> </body>   </html> |
Output:
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