Test browser content recommendations

When creating HTML5 tags, such as canvas, etc., you need to first ensure that the browser can support it. If it does not support it, there must be a prompt message. You can test whether the browser supports HTML5 by using the following method: Create a test.html file

• Summary of Html knowledge
• How to learn HTML quickly
• The difference between html xhtml xml
• The difference between src and href attributes
• About HTML5 and CSS replacement use