Skip to content

Instantly share code, notes, and snippets.

@beshur
Created October 4, 2012 15:14
Show Gist options
  • Save beshur/3834282 to your computer and use it in GitHub Desktop.
Save beshur/3834282 to your computer and use it in GitHub Desktop.
jQuery simple form validation
function isValidEmailAddress(emailAddress) {
var pattern = new RegExp(/^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?$/i);
return pattern.test(emailAddress);
}
$(function () {
$(".contact").submit(function (e) {
var check = [ $(".content-feedback .contact input:text").length + $(".content-feedback .contact textarea").length, 0 ];
$(".content-feedback .contact input[type='text'], .content-feedback .contact textarea").each(function () {
if ( $(this).val() != '') {
check[1]++;
$(this).parents("li").find("label").css("color", "");
} else {
$(this).parents("li").find("label").css("color", "red");
}
});
if( !isValidEmailAddress( $(".contact #Email").val() ) ) {
$(".contact label[for='Email']").css("color", "red");
return false;
} else {
if (check[0] != check[1]) {
return false;
}
}
});
});
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment