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如何在Javascript中的两个指定变量之间生成随机整数,例如x = 4并y = 8输出4,5,6,7,8中的任何一个？

对于我用JavaScript创建的第一个(正确的)游戏,我正在制作一个Snake游戏.我在这样的类中存储有关蛇的所有信息:

var snake={

    //The width and height of each "segment" of the snake (in pixels)
    size : 20,


    /*Direction that the snake's moving in

    Left=0
    Right=1
    Up=2
    Down=3*/
    direction : rand_int_between(0,3),


    /*Positions of the snake's "segments" (1 is the snake's head, then 2 (when it's created) will be the next segment of the snake,
    then 3 will be the next, and so on*/
    positions : {
        1 : {
            "x" : rand_int_between(0, 35)*snake.size, //There are 36 possible "columns" that the …