{"version":"1.0","type":"rich","title":"Making a Bar Chart","description":"A bar chart displays population counts for ten countries from a CSV file, with steel-blue bars on a blank SVG canvas. The example demonstrates a minimal D3 v5 workflow: `select` targets the SVG element, `csv` loads the data, and a data join appends rectangle elements sized by population. This code focuses on the essential steps of reading external data and creating basic geometric marks.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/15a797488bbc49948dc7aa0117048093?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}