index.htm
Frame frame display and hiding operation - 51windows.net
This page uses frames, but your browser doesn't support them.
main.htm
Nesting of frames:
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//**********************Description************************:
Frameset is a frame. A web page is divided into several blocks, and each block is a different web page file. An iframe is an embedded web page that can be embedded anywhere on a page. Generally, iframe is more flexible to use.
There should be no body tag in the page when using frames.
Frameset tags appear in pairs, starting with and ending with , with frame inside.
Frameset can also be embedded in frameset. Nested frames,frames can be nested at multiple levels.
The id in the frameset, in order to facilitate the use of Javascript to access this object later.
is as follows:
Commonly used framework structure:
HTML language analysis-frameset
In this example,