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The method and principle of viewing the last modification time of the web page

2022-07-05 22:53:00 【herosunly】

List of articles

1. Javascript Code
- 1.1 Methods to introduce
- 1.2 Introduction of the principle
2. Google plug-in
- 2.1 Methods to introduce
3. google.com
- 3.1 Methods to introduce
- 3.2 Introduction of the principle
4. Search web source code

1. Javascript Code

1.1 Methods to introduce

With Chrome( Google browser ) For example , Other browsers, such as FireFox、Edge、QQ、UC Are similar operations .

Press the keyboard F12, Open developer tools (DevTools). Click on the Console(Edge Is called the console ), As shown in the figure below ：
Insert picture description here
Enter JavaScript Code ( As shown below ), Press enter after input , The code and results are shown in the figure below ：