A simple program that I wrote in JavaScript that will ask the user to enter a binary value and then convert the given binary value into decimal format.
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.
Sample Program Output
Program Listing
<html>
<head>
<title>Binary To Decimal Converter </title>
</head>
<body>
<h2> Binary To Decimal Converter </h2>
<script>
function binary_to_decimal( binaryNumber ) {
var decimalNumber = 0;
var placeValue = 1;
while ( binaryNumber > 0 ) {
var remainder = binaryNumber % 10;
var digitValue = remainder * placeValue;
decimalNumber = decimalNumber + digitValue;
placeValue *= 2;
binaryNumber = Math.floor( binaryNumber / 10 );
}
return decimalNumber;
}
var input = parseInt(prompt("Enter a Number"));
input_solve = binary_to_decimal(input);
if (!isNaN(input)) {
document.write("<h2>" +input + "<sub>2</sub> in binary is equivalent to "
+ input_solve + "<sub>10</sub> in decimal. </h2>" );
}
while(isNaN(input)){
input = parseInt(prompt("Please enter a numerical value."));
input_solve =binary_to_decimal(input);
if (!isNaN(input)) {
document.write("<h2>" +input + "<sub>2</sub> in binary is equivalent to "
+ input_solve + "<sub>10</sub> in decimal.</h2>" );
}
}
</script>
</body>
</html>
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