The fillRect() method is used to fill the rectangle using the given color. The default color of the fillRect() method is black. Syntax:
context.fillRect( x, y, width, height )
Parameters: This method accepts four parameters as mentioned above and described below:
- x: It stores the x-coordinate of top-left corner of rectangle.
- y: It stores the y-coordinate of top-left corner of rectangle.
- width: It stores the width in pixel.
- height: It stores the height in pixel.
Example 1: This example uses fillRect() method to create rectangle and filled with default color (black).
<!DOCTYPE html>
<html>
<head>
<title>
HTML canvas fillRect() Method
</title>
</head>
<body>
<canvas id="GFG" width="500" height="300"></canvas>
<script>
var x = document.getElementById("GFG");
var context = x.getContext("2d");
context.fillRect(50, 50, 350, 200);
context.stroke();
</script>
</body>
</html>
Output: 
Example 2: This example uses fillRect() method to create rectangle and filled with ve color (green).
<!DOCTYPE html>
<html>
<head>
<title>
HTML canvas fillRect() Method
</title>
</head>
<body>
<canvas id="GFG" width="500" height="300"></canvas>
<script>
var x = document.getElementById("GFG");
var context = x.getContext("2d");
context.fillStyle = "green";
context.fillRect(50, 50, 350, 200);
context.stroke();
</script>
</body>
</html>
Output: 
Supported Browsers: The browsers supported by fillRect() method are listed below:
- Google Chrome
- Internet Explorer 9.0
- Firefox
- Safari
- Opera
