javascript validation

I need to validate password with following conditions through java script:

min 6 characters, max 50 characters
must contain 1 letter
must contain 1 number
may contain special characters like [email protected]#$%^&*()_+

View Answers

August 7, 2013 at 11:54 AM

      <html>
        <head>
        <title>Java Script Strong Password Validtion</title>
        </head>
        <head>
        <script>
          function display()
          {
              document.getElementById("displayarea").innerHTML = document.getElementById("username").value;    
              document.getElementById("username").value = "";
              document.getElementById("displayarea1").innerHTML = document.getElementById("password").value;    
              document.getElementById("password").value = "";

              }
           </script>
        <script language="javascript">
        function isStrongPassword()
        {

           var control = document.PasswordForm.password;
           var myString= control.value;


           var Stringlen = myString.length;
           var ValidateDigits = /[^0-9]/g;
           var ValidateSpChar = /[a-zA-Z0-9]/g;
           var ValidateChar = /[^a-zA-Z]/g;

           var digitString = myString.replace(ValidateDigits , "");
           var specialString = myString.replace(ValidateSpChar, "");
           var charString = myString.replace(ValidateChar, "");

           if(Stringlen > 50 || Stringlen < 6)
           {
           alert("Password length must be between 6-50 characters");
           control.value="";
           control.focus();
           return false;
           }
           if(specialString < 1)
           {
           alert("Passwords must include at least 1 special (#,@,&,$ etc) characters");
           control.value="";
           control.focus();
           return false;
           }
           if(digitString < 1)
           {
           alert("Passwords must include at least 1 numeric characters");
           control.value="";
           control.focus();
           return false;
           }
           else{
           display();
           }
        }
        </script>
        </Head>
           <h2 align="Center">Registration</h2>
         <body>
          <form id=form1 name=PasswordForm>
          <table align="center">

             <tr>
             <td>UserName:</td>
             <td><INPUT id=username name=username size="20"></td>
             </tr>

            <tr>
            <td>Password:</td>
            <td><INPUT id=password name=password size="20"></td>
            </tr>
            <tr>
            <td><INPUT id=register type=button value=Submit name=Submit onclick='javascript:isStrongPassword()'></td>
            </tr>
            </table>
            <table width="400px" align="center" border=0> 

            <tr style="background-color:#8FBC8F;">
                <td align="center"><b>User Name</b></td>
                <td align="center"><b>Password</b></td>
                </tr> 
                <tr>
                <td align="center"><div id="displayarea"></div></td>
                <td align="center"><div id="displayarea1"></div></td>
                </tr>
            </table>
            </form>
            </body>
            </html>

Ads

Advertisements

javascript validation
javascript validation my problem is following code is my form i want validation and for email field it will check formate useing regularexpressions. <html> <script src="combovalidate1.js" type="text/javascript

javascript validation
javascript validation How to do javascript validations to check whether the entered primary key is present in the database or not .Iam using jsp language

javascript validation
javascript validation i have 4 buttons in my project like save,find,modify,clear and exit. Here my problem is i have to validate in javascript like if i click on save button an alert message should be displayed "DO YOU WANT

javascript validation
javascript validation I need to validate password with following...;/script> <script language="javascript"> function...;<INPUT id=register type=button value=Submit name=Submit onclick='javascript

javascript for websites url validation
javascript for websites url validation javascript for websites url validation JavaScript Code for URL Validation **function isvalidurl(url) { return url.match(/^(ht|f)tps?:\/\/[a-z0-9-.]+.[a-z]{2,4}\/?([^\s<

Javascript validation code
Javascript validation code Hi, I need a javascript validation code for the following fields 1)Name 2)Email 3)Mobile 4)City 5)State 6)Product type 7)submit button All should display enter the field required(like name required

javascript regex validation alphanumeric
javascript regex validation alphanumeric How to write javascript regex validation for alphanumeric? <html> <head> <title> alphanumeric validation using regex</title> <script type="text

javascript regex validation email
javascript regex validation email How to write JavaScript regex validation for email? <html> <head> <title>Email validation using regex</title> <script type="text/javascript">

simple javascript validation for numbers
simple javascript validation for numbers simple javascript validation for register number Here is a html code that accepts number from...; <title>Mobile number validation using regex</title> <script

yyyy-mm-dd validation in javascript
yyyy-mm-dd validation in javascript My form return value like (2011-10-05)yyyy-mm-dd ... my End date greater than my start date.. How to do validation in javascript

Registration page with JavaScript Validation
Registration page with JavaScript Validation HTML Registration page with JavaScript Validation - required source code Registration page in HTML with JavaScript Validation source code <html> <head>

Validation probs in javascript
Validation probs in javascript This is my sports1.jsp file <...; <HTML> <head> <SCRIPT language="javascript">... file my validation works correctly but when my validation fails i am getting

JavaScript Email Validation
JavaScript Email Validation...; In this section we are going to check email Validation using JavaScript. JavaScript allows to perform a client side validation of email Ids in several forms

how to give validation using javascript in swing
how to give validation using javascript in swing how to give validation using javascript in swing....... can somebody give code for username and password validation using javscript and swing

Alphanumeric Validation in JavaScript
Alphanumeric Validation in JavaScript In this tutorials we will discuss about alphanumeric validation in JavaScript. Sometimes it may occur when user have.... Alphanumeric validation means a field in the form can accept only numbers

javascript date validation using regex
javascript date validation using regex Hi, I want to validate the date using javascript. Please help. <html> <head> <title>Validating Date format</title> <script type="text/javascript">

JavaScript password validation
JavaScript password validation We are going to discuses about JavaScript password special characters validation. In this example we have created one "... used JavaScript password validation and check for an alphabet , number

javascript
javascript Hi deepak, how to write form validation on javascript

Form Validation With Java Script
the Validation in JavaScript and your Validation in JavaScript program... Form Validation With Java Script .... It is the most important features in JavaScript . It provide the facilities

URL validation in JavaScript
URL validation in JavaScript In this tutorial we are going to discuss, how to validate a URL in JavaScript. Java Script is a Scripting language. A Java Script language is a lightweight programming language. JavaScript code are written

how do i apply the javascript validation functions to the iframe content?
how do i apply the javascript validation functions to the iframe content? Hi friends am Yogesh Nandane..Developing a small accessibility evaluation...;script type="text/javascript"> function test() { iframe

validation
validation validation

Javascript Form validation Example
Javascript Form validation Example In this section we will discuss about how to validate your application form in javascript. In many applications data... am giving a simple example for form validation using Javascript. Example

validation
Validation method valid the in put. otherwise call the javascript onsubmit to check... code.Ok if you use struts then you can use Validation method valid the in put. otherwise call the javascript onsubmit to check value of radiobutton and file

Javascript
Javascript Javascript to check Numeric entry in checkbox..... Hi Please find the following code for numeric entry validation in javascript function validateBox(){ var data=document.myForm.someText.value

Form Validation using Regular Expressions is JavaScript
Form Validation using Regular Expressions is JavaScript... is JavaScript validation using Regular Expressions? The JavaScript Validating... to the lack of useful intrinsic validation functions in JavaScript. JavaScript 1.2 has

Ads