CSS multi-class selector Test

Source: Internet
Author: User


<! Doctype HTML public "-// W3C // dtd xhtml 1.0 transitional // en" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <HTML xmlns = "http://www.w3.org/1999/xhtml">  


Such as the selection character of # first. Son, which is well supported by IE6 and later, FF, opera, Safari, and other browsers.
The. Second. Son selector is not supported in IE6. The latter class name will overwrite the previous class name, that is, it is directly recognized as. Son.

In fact, the second case can be used as an Internet Explorer 6 hack:
. XXX. Son {} As long as. XXX is a nonexistent class name. You can shield browsers other than Internet Explorer 6. Valid only for. Son in IE6.
The effect of this hack is roughly the same as that of selector {_ property: value.

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