Which key does the keyboard key code 108 represent?

Keyboard key code reveals: 108 Which key is corresponding to?

We know e.keyCode === 13 represents the Enter key (Enter), but what is e.keyCode === 108 ?

The answer is: Enter key on the numeric keypad. Standard keyboards usually have two Enter keys: one is located on the right side of the letter area (keyCode is usually 13), and the other is located on the numeric keypad area (keyCode is usually 108).

The code if (e.keyCode === 108 || e.keyCode === 13) is to listen to and handle press events of these two Enter keys at the same time, preventing them from triggering default behaviors, such as form submissions, etc. This is very important in application scenarios where precise control of the Enter key function is required, and it can avoid unexpected operations or conflicts.

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