Some methods and advantages and disadvantages of preventing website content from being copied _ javascript skills

Some methods, advantages and disadvantages, and disadvantages of preventing website content from being copied are analyzed as follows:

1. right-click and Ctrl + A keys are disabled in js. the implementation method is as follows:

2. use Table to truncate the character sequence.
Take a look at the actual method below, so that if you Copy the content directly to the notepad, the order will be messy.

Microsoft has announced a requirement Your own and third-party software, total

To be compatible with Windows xp s There are about 50 models.

P2 compatible software list, including Microsoft

I have seen other anti-Copy methods:

1. the window opened is a window without Menus. in this case, right-click the window and you cannot view the source code directly on the current window page.

2. when Html data is displayed, a large number of white words are added. in this way, a large amount of junk information is added in the middle of the copy operation. For example, the following code:

Aaaaaa your aaaaaa content. These are your contents, but there will be problems with Copy.
Advantages:
It can indeed bring some trouble to the replication and collection, but if the collection is better, the white font can be replaced with regular expressions.
Disadvantages:

It is troublesome for you, and it is not conducive to search engine indexing.