← All built-ins / floor()
floor()
floor(mixed $number): float
Parameters
| Name | Type | Description |
|---|---|---|
| $number | float|int | input number |
Return value
Largest integer ≤ $number, as float.
Example
echo floor(3.9), " ", floor(-3.1);
3 -4
| Name | Type | Description |
|---|---|---|
| $number | float|int | input number |
Largest integer ≤ $number, as float.
echo floor(3.9), " ", floor(-3.1);
3 -4