Customizing Tooltip Color Boxes for Selected Bars in Chart.js 4

Learn advanced tooltip customization in Chart.js 4 through a 14-minute video tutorial focused on displaying color boxes for specific bars in charts. Master the process of creating conditional callbacks to control tooltip behavior, handle single and undefined values, remove empty value labels, and implement custom pointStyle configurations. Gain practical insights into advanced Chart.js concepts while following along with provided source code and comprehensive references to foundational topics like setup configurations, object destructuring, and ChartArea understanding.