floor()

The floor() function returns a rounded number down to the nearest integer.

The result returns a value type of float.

Syntax

$result = floor(n);

Where n is the number to be rounded down to the nearest integer.

Example

floor(3.4)
// Output: 3

The result will be a float value of 3 as the function rounds 3.4 down to 3.

Codebyte Example

Using floor() to return the value of 5 after rounding down`:

Code
Output
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