| Password Validation Using javaScript
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Password validation:
Example
<html>
<head>
<script type="text/javascript">
function validation()
{
var a = document.form.pass.value;
if(a=="")
{
alert("Please Enter Your Password");
document.form.pass.focus();
return false;
}
}
</script>
</head>
<body>
<form name="form" method="post" onsubmit="return validation()">
<tr>
<td> password:</td>
<td><input type="text" name="pass""></td>
</tr>
<tr>
<td></td>
<td><input type="submit" name="sub" value="Submit"></td>
</tr>
</form>
</body>
</html>
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The Output is Shown Here:
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Password Validation (Hiding Your password)
Example
<html>
<head>
<script type="text/javascript">
function validation()
{
var a = document.form.pass.value;
if(a=="")
{
alert("Please Enter Your Password");
document.form.pass.focus();
return false;
}
}
</script>
</head>
<body>
<form name="form" method="post" onsubmit="return validation()">
<tr>
<td> Password:</td>
<td><input type="password" name="pass""></td>
</tr>
<tr>
<td></td>
<td><input type="submit" name="sub" value="Submit"></td>
</tr>
</form>
</body>
</html>
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|
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The Output is Shown Here:
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Password Validation allows only Limited Characters or integers.
Example
<html>
<head>
<script type="text/javascript">
function validation()
{
var a = document.form.pass.value;
if(a=="")
{
alert("Please Enter Your Password");
document.form.pass.focus();
return false;
}
if ((a.length < 4) || (a.length > 8))
{
alert("Your Password must be 4 to 8 Character");
document.form.pass.select();
return false;
}
}
</script>
</head>
<body>
<form name="form" method="post" onsubmit="return validation()">
<tr>
<td> Passsword:</td>
<td><input type="password" name="pass""></td>
</tr>
<tr>
<td></td>
<td><input type="submit" name="sub" value="Submit"></td>
</tr>
</form>
</body>
</html>
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The Output is Shown Here:
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