> For the complete documentation index, see [llms.txt](https://200ok.gitbook.io/200ok-documents/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://200ok.gitbook.io/200ok-documents/user-manual/built-in-functions/math/ceil.md).
# ceil
ceil() function is the Standard function available in 200OK.
**Description** : The ceil function takes a numerical input and returns the smallest integer greater than or equal to the input, regardless of any decimal points in the number.
**Syntax** : fx\_ceil()
**Example** : fx\_ceil(3.27) returns 4 as the response.
Here we go with simple scenario using the above function.
**Scenario** : A baker is packaging cookies into boxes for sale. They utilize a function to determine the minimum number of boxes needed by rounding up the total number of cookies to the nearest whole number, ensuring accurate packaging and efficient inventory management.
**Request Side** :
Passing the value inside the function
Passing the value inside the function using index patterns
