js method to get the return value of session box prompt_javascript skills

The example in this article describes how js obtains the return value of the dialog box prompt. Share it with everyone for your reference. The specific analysis is as follows:

Get the return value of the dialog prompt, see example:

Copy code The code is as follows:

Note:
The prompt return data type is string.
alert(): no return value;
confirm(): returns true or false

I hope this article will be helpful to everyone’s JavaScript programming design.