run.js (需要自己先用npm下载keypress这个包 用 npm install keypress --save 下载)

如果想在xshell上玩需要把空格和方块改下 （在windows的控制台用的话一个方块是两个字符，在xshell上不知道为啥是一个字符，还需要修改下xshell上文本显示的样式显示才会正常）

const　config　=　require('./config');const　keypress　=　require('keypress');var live = false;var snakes = [];var food = {};var score = 0;var keyDown = 'right';var stepX = 1;var stepY = 0;const startNum = config.startNum;const time = config.time;DawnCanvas([{top:0,left:0},{top:10,left:0}])keypress(process.stdin);            //监听键盘输入process.stdin.on('keypress',　function　(ch,　key)　{　　//console.log('got　"keypress"',　key);　　if　(key　&&　key.ctrl　&&　key.name　==　'c')　{    　　　　process.abort();　　}    if(key)    {        if(!live)        {            start();        }        else        {            //console.log(keyDown)           if(key.name == "up" || key.name == "w")           {               if(keyDown != 'down')               {                    keyDown = 'up';                    stepX = 0;                    stepY = -1;               }           }           else if(key.name == "down" || key.name == "s")           {               if(keyDown != 'up')               {                    keyDown = 'down';                    stepX = 0;                    stepY = 1;               }           }           else if(key.name == "left" || key.name == "a")           {               if(keyDown != 'right')               {                    keyDown = 'left';                    stepX = -1;                    stepY = 0;               }           }           else if(key.name == "right" || key.name == "d")           {               if(keyDown != 'left')               {                    keyDown = 'right';                    stepX = 1;                    stepY = 0;               }           }        }    }});process.stdin.setRawMode(true);process.stdin.resume();function start(){    snakes = [];    stepX = 1;    stepY = 0;    keyDown = 'right';    live = true;    score = 0;    DawnSnake(startNum);    createFood();    SnakeMove();}function SnakeMove() {    if(live){        for(var i=0;i
    
     24||top<0||left>24||left<0)    {        return false;    }    else    {            for(var i=0;i
    

config.js

module.exports = {    time : 150,    startNum : 3}