Various annotations_html/css_WEB-ITnose

HTML

<!--  -->

CSS

/*   */

javascript

单行 //多行  /*   */

Conditional comment

If it is IE6

<!--[if IE 6]><![endif]--> 

If not IE

<![if !IE]><![endif]>

If less than IE 6

<!--[if lt IE 6]><![endif]-->

If less than or equal to

<!--[if lte IE 6]><![endif]-->

If greater than or equal to

<!--[if gte IE 7]><![endif]-->