Learn html - html tutorial - canvas tag in html - html examples - html programs
- <canvas> element is used to draw the graphics by using script.
- <canvas> tag is only container for the graphics we have use the Script to draw the graphics.
- <canvas> tag supports Global and event attributes.
- <canvas> tag belongs to Flow content, Phrasing content, Embedded content and Palpable Content category.
Syntax for <canvas> tag:
<canvas>Content here...</canvas>
Differences between HTML 4.01 and HTML5 for <canvas> tag:
HTML 4.01
- HTML4 does not support <canvas> tag.
HTML5
- <canvas> tag new in HTML5.
Sample Coding for <canvas> tag:
Tryit<!DOCTYPE html>
<html >
<head>
<title>Wikitechy canvas tag</title>
</head>
<body>
<h3>WIKITECHY CANVAS</h3>
<canvas id="wikitechy"></canvas>
<script>
var a=document.getElementById('mytechCanvas');
var ctx=c.getContext('2d');
ctx.fillStyle='purple';
ctx.fillRect(0,0,100,200);
</script>
</body>
</html>
Code Explanation for <canvas> tag:
- <canvas>tag is given for graphics by using script in HTML page.
- “var a” declared as an object for the id “mytechcanvas” the <canvas>tag.
Output of <canvas> tag:
- The output shows the 2d image of the rectangle by using canvas tag.
Attribute:
| Attribute |
Value |
HTML4 |
HTML5 |
Description |
| disabled |
disabled |
Yes |
Yes |
To disable the option-group |
| label |
text |
Yes |
Yes |
To define the label the option-group. |
Browser Support for <canvas> tag:
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