HTML5 defines a variety of new input types: sliders, number spinners, popup calendars, color choosers, autocompleting suggest boxes, and more.The beauty of these elements is that you can use them now: for browsers that don't support a particular input type, there is automatic fallback to standard textfields.Validating email address using regular expressions is tricky and is often not recommended. A valid email address as defined by RFC 2822 can be quite complex.
is the external Java Script file which contains the Java Script ocde used to validate the form. Notice that for validation, the Java Script function containing the code to validate is called on the on Submit event of the form. Flowchart : Here is the entire Java Script used for validation of the form.
For the sake of demonstration, we have taken five countries only. function form Validation() function userid_validation(uid,mx,my) function passid_validation(passid,mx,my) function all Letter(uname) function alphanumeric(uadd) function countryselect(ucountry) function allnumeric(uzip) function Validate Email(uemail) function validsex(umsex,ufsex) Flowchart : Download the Validation code from here.
You will notice I am simply looping through all the input controls (Check Boxes) and checking whether it is checked and incrementing the counter variable.
Finally I match its value with the at Least variable.
In this page we have discussed how to validate an email using Java Script : An email is a string (a subset of ASCII characters) separated into two parts by @ symbol.