Java Integer Clamp clamp(int n, int min, int max)

Description

Restrains a number in a interval

License

Open Source License

Parameter

Parameter	Description
n	the original number
min	the minimum value of the interval
max	the maximum value of the interval

Return

a valid number inside the said interval. If min > max, then the interval will be reversed

Declaration

public static int clamp(int n, int min, int max) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

public class Main {
    /**/*from  w w  w .ja  v  a 2s  .c o m*/
     * Restrains a number in a interval
     * @param n the original number
     * @param min the minimum value of the interval
     * @param max the maximum value of the interval
     * @return a valid number inside the said interval. If min > max, then the interval will be reversed
     */
    public static int clamp(int n, int min, int max) {

        if (min > max)
            return clamp(n, max, min);

        if (n < min)
            n = min;

        if (n > max)
            n = max;

        return n;
    }

    /**
     * Restrains a number in a interval
     * @param n the original number
     * @param min the minimum value of the interval
     * @param max the maximum value of the interval
     * @return a valid number inside the said interval. If min > max, then the interval will be reversed
     */
    public static float clamp(float n, float min, float max) {

        if (min > max)
            return clamp(n, max, min);

        if (n < min)
            n = min;

        if (n > max)
            n = max;

        return n;
    }
}

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