docs/reference/compat/math/ceil.md
::: warning Use Math.ceil
This ceil function operates slowly due to decimal place calculations and internal function calls.
Use the faster and more modern Math.ceil instead.
:::
Rounds a number up to the specified decimal places.
const result = ceil(number, precision);
ceil(number, precision?)Use ceil when you want to round a number up to a specific decimal place.
import { ceil } from 'es-toolkit/compat';
// Basic ceiling (to integer)
ceil(4.006);
// Returns: 5
ceil(4.1);
// Returns: 5
// Ceiling to 2 decimal places
ceil(6.004, 2);
// Returns: 6.01
ceil(6.001, 2);
// Returns: 6.01
// Ceiling with negative precision (units of 10)
ceil(6040, -2);
// Returns: 6100
ceil(1234, -2);
// Returns: 1300
// Negative numbers are also rounded up
ceil(-4.1);
// Returns: -4
ceil(-6.004, 2);
// Returns: -6.00
number (number): The number to round up.precision (number, optional): The number of decimal places to round up to. Defaults to 0.(number): Returns the number rounded up to the specified decimal places.