form-validation/form_validation.html at master · tspeaks/form-validation · GitHub

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<!DOCTYPE html>
<html>
<head>
    <title>Learning Javascript</title>

    <meta charset="utf-8" />
    <meta http-equiv="Content-type" content="text/html; charset=utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1" />

    <script type="text/javascript" src="http://code.jquery.com/jquery-latest.min.js"></script>

    <style>

       #wrapper {

            width: 600px;
            margin: 0 auto;
            font-family: helvetica;
            font-size: 1.2em;
       }

       input {

            width: 300px;
            height: 30px;
            padding: 5px;
            border-radius: 5px;
            font-size: 1.2em;
            border: 1px solid grey;
            margin-bottom: 10px;

       }

       label {
            width: 200px;
            float: left;
            padding-top: 7px;
       }

       #submitButton {
            height: 50px;
            margin-left: 200px;
            width: 100px;

       }

       #error {
            color: red;
            margin:20px;
       }

    </style>

</head>

<body>

    <div id="wrapper">

        <div id="error"></div>

        <form id="validationForm">

            <label id="email" for="email">Email</label>
            <input name="email" />

            <label id="phone" for="phone">Telephone</label>
            <input name="phone" />

            <label id="pass1" for="pass">Password</label>
            <input name="pass" type="password" />

            <label id="pass2" for="pass">Confirm Password</label>
            <input name="pass" type="password" />

            <input id="submitButton" type="submit" value="Submit" />

        </form>


    </div>

    <script>

        $("#validationForm").submit(function(event) {

            var errorMessage="";

            event.preventDefault();

            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);
            };

            if(!isValidEmailAddress($("#email").val())) {

                errorMessage="<br />Please enter a valid email address";
            }

            if(!$.isNumeric($("#phone").val())) {

                errorMessage=errorMessage+"<br />Please enter a valid phone number";
            }

             if($("#pass1").val() != $("#pass2").val()) {
                errorMessage=errorMessage+"<br />Please enter matching passwords";
            }

            if (errorMessage=="") {

                alert("Success!");

            } else {

                $("#error").html(errorMessage);

            }


        });

    </script>


</body>

</html>