JavaScript document.write () Introduction 1

Why document.write () clears the original content:
Perhaps a lot of friends have encountered this situation, that is, the use of the document.write () function to the Web page to write content, will be the original contents of the document to empty, which is a problem for beginners, the following is an introduction to why this situation, Of course, we know how to avoid this kind of situation.
First look at a code example:
[HTML] Plain text view copy code run code

01 02 03 04 05 06 07 08 09 10 11 12 13 14-15 16

<! DOCTYPE html> < HTML > < head > < META charset = "Utf-8" > < meta name = "aut Hor "content =" http://www.softwhy.com/"