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HTML5 canvas strokeRect Method

HTML5 track Tag Reference HTML5 canvas reference

Example

Draw a 150*100 pixels rectangle:

Yor browser does not support the canvas tag.

JavaScript:

var c=document.getElementById("myCanvas");
var ctx=c.getContext("2d");
ctx.strokeRect(20,20,150,100);

Try it yourself »

Definition and Usage

The strokeRect method creates a rectangle.

Use the strokeStyle attribute to specify a color, black is default and will be used if the strokeStyle attribute is not specified.

The strokeRect method takes four parameters (x,y,w,h).

The first two parameters represents the x and y coordinates of where to place the rectangle in the canvas.

The last two parameters represents the size (width and height) of the rectangle.

JavaScript syntax: context.strokeRect(x,y,width,height);

Browser Support

Internet Explorer Firefox Opera Google Chrome Safari

The strokeRect method is supported in all major browsers.

Parameter Values

Parameter Values Description Play it
x x-coordinate The canvas' x-coordinate of where to place the upperleft corner of the rectangle Play it »
y y-coordinate The canvas' y-coordinate of where to place the upperleft corner of the rectangle Play it »
width width The width of the rectangle, in pixels Play it »
height height The height of the rectangle, in pixels Play it »

HTML5 track Tag Reference HTML5 canvas reference

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