HTML canvas clearRect() Method
The clearRect() method is used to clear the specified pixels within a given rectangle. Syntax:
context.clearRect( x, y, width, height )
Parameters:
- x: It stores the x-coordinate of the top-left corner of the rectangle.
- y: It stores the y-coordinate of the top-left corner of the rectangle.
- width: It stores the width in pixel.
- height: It stores the height in pixel.
Example-1:
html
<!DOCTYPE html> < html > < head > < title > HTML canvas clearRect() 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.clearRect(100, 100, 250, 100); context.stroke(); </ script > </ body > </ html > |
Output: Example-2:
html
<!DOCTYPE html> < html > < head > < title > HTML canvas clearRect() 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.clearRect(130, 60, 250, 100); context.stroke(); </ script > </ body > </ html > |
Output: Supported Browsers:
- Google Chrome
- Internet Explorer 9.0
- Firefox
- Safari
- Opera