There is not so much demand when doing some small projects. It is just a simple and rude way to verify whether the form options are filled in. If not, a dialog box will pop up. This article is about how to write this simple JQ form verification code? Notice in advance: This example uses JQ. Please introduce the JQ library first. The idea is simple. It is to verify whether the val value of input is empty. If it is empty, a prompt will pop up and prevent the next run. The code is as follows: $("# myform&qu

course 2018-07-05 thirteen thousand two hundred and four 0 Comments #Form Validation #Jq form validation #Js form validation