JavaScript Numbers
JavaScript Numbers
- JavaScript has only one type of number. Numbers can be written with or without decimals.
let x = 1.5; // A number with decimals
let y = 1; // A number without decimals
Sample Code
<!DOCTYPE html>
<html>
<body>
<h2>JavaScript Numbers</h2>
<p>Numbers can be written with or without decimals:</p>
<p id="demo"></p>
<script>
let x = 1.5;
let y = 1;
document.getElementById("demo").innerHTML = x + "<br>" + y;
</script>
</body>
</html>
Output
Numbers can be written with or without decimals:
1.5
1
Extra large or extra small numbers
- Extra large or extra small numbers can be written with scientific (exponent) notation.
Sample Code
<!DOCTYPE html>
<html>
<body>
<h2>JavaScript Numbers</h2>
<p>Extra large or extra small numbers can be written with scientific (exponent) notation:</p>
<p id="demo"></p>
<script>
let x = 123e5;
let y = 123e-5;
document.getElementById("demo").innerHTML = x + "<br>" + y;
</script>
</body>
</html>
Output
JavaScript Numbers
Extra large or extra small numbers can be written with scientific (exponent) notation:
12300000
0.00123