Why table is deprecated by web programming

The

table takes more bytes than other HTML tags.

(delays download time, consuming more traffic resources on the server.)
Tablle blocks the rendering order of the browser rendering engine.

, which delays the generation of pages, allowing users to wait longer.
When displaying a picture in a table, you need to cut a single, logical picture into multiple diagrams.

(Increase the complexity of the design, increase the page load time, and increase the number of HTTP sessions.)
There is a problem with the copy of the text in the table in some browsers.

(This makes the user unhappy.)
table affects the effectiveness of certain layout properties within it (such as the height:100% of elements in <td>)

(which limits the freedom of your page design.)
Once you've learned CSS, you'll find it much more cumbersome to use table for page layouts.

(Take the time to learn some CSS knowledge and save you a lot of time later.) The
table is semantically incorrect for page layouts.

, which describes performance, not content. The
table code can cause the reader to freak out.

(you can't make use of CSS, and you don't want to)
table Once the design is complete it becomes dead, it is difficult to make it look new through CSS.

(Have you seen CSS Zen garden ?)

Tables Benefits
On some occasions, using table is 100% appropriate, appropriate, and correct. For example, using table to make a table is perfectly correct.
If you are unable to determine if you should use table, refer to the above for a few, I believe you can find the answer.

Reference: http://www.jishutie.net/p/19803.html