This article mainly introduces the jQuery form verification function, which involves jquery's reading and regular expression determination techniques for form items, which is of great practical value, for more information about jQuery form verification, see the following example. Share it with you for your reference. The details are as follows:
Here, we use the form verification result implemented by jquery to verify whether your form is filled in correctly using Ajax. if the verification fails, the background of the form element is changed to red and a prompt message is displayed, simple and practical. There are already a lot of jquery form verification functions. this form verification effect looks simpler, and friends who don't know Ajax can simply use it to implement the form verification function without refreshing new forms.
The running effect is as follows:
The online demo address is as follows:
Http://demo.jb51.net/js/2015/jquery-table-form-check-codes/
The code is as follows:
JQuery form verification