Javascript Program to implement Registration Form Validation

Program to implement Registration Form Validation.

JavaScript programming, examples, JavaScript programming examples,

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YasminRadwan26

2022-05-24

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<html>
<head>
<script>
function validation()
{

var name=document.RegistrationForm.Name;
if( name.value == "" )
{
  alert( "Please Enter the name!" );
  name.focus() ;
  return false;
}
        
var email = document.RegistrationForm.EMail.value;
atpos = email.indexOf("@");
dotpos = email.lastIndexOf(".");
         
if (atpos < 1 || ( dotpos - atpos < 2 )) 
{
alert("Please enter correct email ID")
document.RegistrationForm.EMail.focus() ;
return false;
}
      
var password=document.RegistrationForm.Password;
var password1=document.RegistrationForm.Password1;  
if (password.value == "" || isNaN( password.value ))                       
   {
        window.alert("Please enter your password");
        password.focus();
        return false;
    }
      
if(password1.value=="")
  {
      window.alert("Please enter the repeat password");
        password1.focus();
        return false;
  }

var psd=document.RegistrationForm.Password.value;  
var psd1=document.RegistrationForm.Password1.value;  
  
if(psd!=psd1){  
  
alert("password must be same!");  
return false;  
}  
  
}
</script>
</head>

<body>
<form name="RegistrationForm" onsubmit="return(validation());">
<h1>Registration Form</h1>
    
<p><b>Name: </b>
<input type="text"  name="Name"></p>

<p for="email"><b>Email: </b>
<input type="text"  name="EMail"></p>

<p for="password"><b>Password: </b>
<input type="password"  name="Password" ></p>

<p for="password1"><b>Repeat Password: </b>
<input type="password"  name="Password1" ></p>
    
<input type="submit" value="Register" name="Submit">  
  
<div class="container">
<p>Already have an account? <a href="#">Sign in</a>.</p>
</div>
</form>

</body>
</html>

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Javascript Program to implement Registration Form Validation

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