This sample program will show you basic string and math built in functions in JavaScript that is very handy to use in our programming assignments and projects. I hope you will find our sample program useful.
If you have some questions please send me an email at jake.r.pomperada@gmail.com and jakerpomperada@yahoo.com.
My mobile number here in the Philippines is 09173084360.
Program Listing
<html>
<head>
<title> String and Math Functions</title>
<script language = "Javascript">
function dblenum(i)
{
dblnumber = numb * numb;
return(dblnumber);
}
var name = prompt ("Enter your name:","");
var numb = parseInt (prompt ("Enter any number:"," "));
var deit = prompt ("Enter the date:","");
var dt = new Date(deit);
var sqre = dblenum (numb);
document.write ("<center>");
document.write ("Lowercase: ",name.toLowerCase(),"<br>");
document.write ("Uppercase: ",name.toUpperCase(),"<br>");
document.write ("Length: ",name.length,"<br>");
document.write ("Double: ",sqre,"<br>");
document.write ("Square Root: ",Math.sqrt(numb),"<br>");
document.write ("Round Off: ",Math.round(numb),"<br>");
document.write ("Date: Day - ",(dt.getDay()+1),"<br>");
document.write (" Month - ",(dt.getMonth()+1),"<br>");
document.write (" Date - ",dt.getDate(),"<br>");
document.write (" Year - ",dt.getYear(),"<br>");
</script>
</head>
<body bgcolor = "green" text = "white">
</body>
</html>
<head>
<title> String and Math Functions</title>
<script language = "Javascript">
function dblenum(i)
{
dblnumber = numb * numb;
return(dblnumber);
}
var name = prompt ("Enter your name:","");
var numb = parseInt (prompt ("Enter any number:"," "));
var deit = prompt ("Enter the date:","");
var dt = new Date(deit);
var sqre = dblenum (numb);
document.write ("<center>");
document.write ("Lowercase: ",name.toLowerCase(),"<br>");
document.write ("Uppercase: ",name.toUpperCase(),"<br>");
document.write ("Length: ",name.length,"<br>");
document.write ("Double: ",sqre,"<br>");
document.write ("Square Root: ",Math.sqrt(numb),"<br>");
document.write ("Round Off: ",Math.round(numb),"<br>");
document.write ("Date: Day - ",(dt.getDay()+1),"<br>");
document.write (" Month - ",(dt.getMonth()+1),"<br>");
document.write (" Date - ",dt.getDate(),"<br>");
document.write (" Year - ",dt.getYear(),"<br>");
</script>
</head>
<body bgcolor = "green" text = "white">
</body>
</html>
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