JavaScript Math ceil() method is used to round a number rounded UP to the nearest integer. This is a static method. Hence, we are accessing the method using the class name, Math
.
Math.ceil(number)
JavaScript Math ceil()
Simple example code.
<!DOCTYPE html>
<html>
<body>
<script >
console.log(Math.ceil(.95));
console.log(Math.ceil(4));
console.log(Math.ceil(7.004));
console.log(Math.ceil(-7.004));
</script>
</body>
</html>
Output:
Math.ceil() with Numeric String
In this case, the numeric string is converted to a number.
let num = Math.ceil("2.490");
console.log(num); // 3
Non-Numeric Argument
let value = Math.ceil("JavaScript");
console.log(value);
Output: NaN
Do comment if you have any doubts or suggestions on this Js method topic.
Note: The All JS Examples codes are tested on the Firefox browser and the Chrome browser.
OS: Windows 10
Code: HTML 5 Version