What to do if jquery val() cannot get the value

The solution to the problem that jquery val() cannot obtain the value: first create a new HTML document and specify the ID of the [<input>] element; then write a JS script and use the [.val()] method to obtain it The value of the selected element; then display the obtained input value in the form of a pop-up window; and finally save the file.

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jquery val() cannot get the value solution Method:

1. First create a new HTML document and specify the ID of the <input> element, as shown in the figure below.

#2. Then write a JS script to select elements based on ID, as shown in the figure below.

3. Then use the .val() method to get the value of the selected element.

#4. Display the obtained input value in the form of a pop-up window.

#5. Finally, save the file and view the results in the browser, and you are done.

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