Bar Chart and Scatterplot graph project

[mingyco]

Hi all!

I have completed my D3 bar chart and scatterplot graph projects. I would love to have your feedback, specifically on my code as I am new to D3

Thanks in advance.

Bar Chart

• Code: https://codepen.io/ming-yong/pen/XWJOGoq?editors=0010
• Demo: https://codepen.io/ming-yong/full/XWJOGoq

Scatterplot graph

• Code: https://codepen.io/ming-yong/pen/vYOJGLy
• Demo: https://codepen.io/ming-yong/full/vYOJGLy