What is use of 'canvas' tag in HTML5?

The <canvas> tag in the HTML is used to create graphics such as boxes, circles using JavaScript. It is only a container for graphics, you have to use JavaScript to design the graphics. It has default methods to create different shapes. It is important to mention width and height while you are creating a canvas element.

Example

<canvas id="myCanvas" width="200" height="100"></canvas>

In the above example, a rectangle is drawn using the canvas tag.