js method to determine the number of words remaining in the text box_javascript skills

The example in this article describes the method of js to determine the number of words remaining in the text box. Share it with everyone for your reference. The details are as follows:

Purpose: In order to more intuitively reflect how many words the user has entered when entering text in the text box, the project needs to determine the number of words remaining to be input in the text box

JS implementation method

Copy code The code is as follows:

Control the input box character input, calculate the total number of input characters, display the remaining words; & lt; br & gt;
One English character counts as one character, and one Chinese character counts as two characters.

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You can also enter 160 characters

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