When there is only one text on the page, the solution to automatic submission by pressing Enter_Form special effects

The simple page html code is as follows:

Copy the code The code is as follows:

To fix this, try blocking Silent events, methods such as returning false will not work. Later, I checked on the Internet and found out that this is a default operation of IE (but strangely, the same situation occurs in Firefox). The solution is simple, just add a text element to the page, which can be hidden.