Javascript code for validating name Sex cam chat in yahoo

The CGI script is still more reliable, as it always works regardless of whether Java Script is enabled on the client-side or not; but having this extra safety barrier is a nice thing to have in place.

When you are asking a reader for their email address, you can use a simple » address validation function to make sure the address has a valid structure. Each option in a drop-down box is indexed in the array Annoyingly, there is no simple way to check which radio button out of a group is selected — you have to check through each element, linked with Boolean AND operators .If you’re looking to build an interactive website, which contains any form of input, then you should validate the data you get from the users.If it’s a registration form you have to validate the name and surname fields, the e-mail, username, age, zip code and everything else, so that you don’t send unnecessary calls to your server.Below you’ll find out how you can do that using Java Script.So the condition is we check whether the textbox contains anything ELSE other than numbers and display a message As you can see the function validate() checks if the entered string contains characters that does NOT (notice the ^ symbol) match the numbers 0 to 9 including white spaces and special characters.

From numbers we’ll move to alphabets first an example for validation lowercase alphabets and then to validate both uppercase and lowercase.Also we have included two checklists, respectively labeled as sex and language.Moreover, we have included a dropdown for countries (we only listed the first five, not the complete list of countries) and a submit button.After reading this article you’ll be able to do advanced javascript validation using regular expressions a.k.a.Reg Exp for basic javascript validation read Javascript Validation – Textbox Combobox Radiobutton Checkbox.Unwanted parentheses surrounding area codes or telephone numbers, can be removed using regular expression and method replace() The regular expression searches for one or more parentheses, spaces or dashes , globally.