<html>
<head>
<script>
function demo1()
{
var str = document.getElementById("input1").value
var alphaCount=0
var digitCount=0
var spCount=0
for (let i = 0; i < str.length; i++)
{
let ascii = str.charCodeAt(i)
if( (ascii>=65 && ascii<=90) ||
(ascii>=97 && ascii<=122) )
{
//document.write(str[i] + " - Alphabet <br>")
alphaCount++
}
else if (ascii>=48 && ascii<=57)
{
//document.write(str[i] + " - digit <br>")
digitCount++
}
else
{
// document.write(str[i] + " - special char <br>")
spCount++
}
}
document.write(spCount + " - special char <br>")
document.write(digitCount + " - digits <br>")
document.write(alphaCount + " - alphabets char <br>")
}
</script>
</head>
<body>
<input type= "text" id="input1" placeholder="enter data"/>
<br><br>
<input type="button" value="Go" onclick="demo1()" /><br>
</body>
</html>
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