JavaScript-Programing-Projects/FormValidate.html at master · PasinduUkwatta/JavaScript-Programing-Projects · GitHub

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<html>
    <head>
        <title>Form Validate</title>
        <h1>FORM VALIDATE</h1>
        <script type="text/javascript">
        function func1()
        {
            var uname = document.getElementById("name")
            var upass = document.getElementById("pass")

            if(uname.value.trim() =="")
            {
                alert("blank username")
                uname.style.border = "solid 3px red"
                //return false beacuse then redirect to the next page will not happen
                return false

            }
            else if(upass.value.trim() =="")
            {
                alert("blank password")
                upass.style.border = "solid 3px red"
                return false

            }
            else if (uname.value.trim().length <5)
            {
                alert("short password")
                return false

            }
            else
            {
                true
            }


        }


        </script>
    </head>

    <body>
        <form onsubmit=" return func1()" action="Massage.html">
            <input id="name" type="text" placeholder="enter your name">
            <br>
            <br>
            <input id="pass" type="password" placeholder="enter your password">
            <br>
            <br>
            <button type="submit">SUBMIT</button>


        </form>
    </body>
</html>