Mathf.FloorToInt

Parameters

Returns

int Greatest integer number smaller than f.

Description

Returns the greatest integer number (cast as int) 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: Floor.

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour
{
    void Start()
    {
        // Prints 10
        Debug.Log(Mathf.FloorToInt(10.0f));
        // Prints 10
        Debug.Log(Mathf.FloorToInt(10.2f));
        // Prints 10
        Debug.Log(Mathf.FloorToInt(10.7f));

        // Prints -10
        Debug.Log(Mathf.FloorToInt(-10.0f));
        // Prints -11
        Debug.Log(Mathf.FloorToInt(-10.2f));
        // Prints -11
        Debug.Log(Mathf.FloorToInt(-10.7f));
    }
}