Mathf.Floor

Parameters

Returns

float Greatest integer number smaller than f.

Description

Returns the greatest integer number smaller than or equal to f.

When used with negative numbers, consider that values closer to 0 are considered greater than values closer to -Infinity.

Additional resources: FloorToInt, Ceil, Round.

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour
{
    void Start()
    {
        // Prints 10.0f
        Debug.Log(Mathf.Floor(10.0f));
        // Prints 10.0f
        Debug.Log(Mathf.Floor(10.2f));
        // Prints 10.0f
        Debug.Log(Mathf.Floor(10.7f));

        // Prints -10.0f
        Debug.Log(Mathf.Floor(-10.0f));
        // Prints -11.0f
        Debug.Log(Mathf.Floor(-10.2f));
        // Prints -11.0f
        Debug.Log(Mathf.Floor(-10.7f));
    }
}