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JS implements simple text message Verification Code interface and js text message Verification Code

Source: Internet
Author: User
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JS implements simple text message Verification Code interface and js text message Verification Code

1. To implement the text message Verification Code interface, you must first have a text box with a button next to it. The countdown starts when you click it.

2. Create a text box and a button, set the corresponding id for the button, and then obtain the button element through the id in js to perform operations on it. At the same time, you should set the countdown time and timer variable so that you cannot click the button again before the countdown ends after clicking the send button.

3. after the countdown, clear the timer and change the text to "resend the verification code" to restore the buttons to operate, at the same time, the number of Countdown times from 5 seconds to re-Countdown after clicking.

<Head> <meta charset = "UTF-8"> <title> js SMS Verification Code </title> 

Summary


The above is a simple text message Verification Code interface for JS introduced by xiaobian. I hope it will help you. If you have any questions, please leave a message and I will reply to you in time. Thank you very much for your support for the help House website!

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