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Example 37
Write a JavaScript function called checker to validate the password length (Length must be 10), where username and password get through html.
Code
<html>
<head>
<title> Form input </title>
</head>
<body>
<form name="forma">
username : <input type="text" name="tb1" id="tb1"> <br> <br>
password : <input type="password" name="tb2" id="tb2"> <br> <br>
<input type = "button" value = "CheckValidity" id = b1 onclick="Checker(document.forma.tb2.value)"> <br>
<script>
function Checker(st)
{
if(st.length < 10)
{
alert(`${st.length} password length should be atmost 10 characters`)
}
}
</script>
</body>
</html>Output
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