HTML编写地贪吃蛇代码.doc

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1、使用表格var fangxiang;fangxiang=4;var sk=new Array(18);sk0=5,5;sk1=5,4;sk2=5,3;var long=3;var zhanshichunweiba;var shiwu=15,15;var shudu=250;var movedong=true;var shifouchongzhi=true;function keydown()if(event.keyCode=38)if(fangxiang!=2)fangxiang=1;if(fangxiang=2)fangxiang=2;if(event.keyCode=40)if(fangx

2、iang!=1)fangxiang=2;if(fangxiang=1)fangxiang=1;if(event.keyCode=37)if(fangxiang!=4)fangxiang=3;if(fangxiang=4)fangxiang=4;if(event.keyCode=39)if(fangxiang!=3)fangxiang=4;if(fangxiang=3)fangxiang=3;function kaishi()if(shifouchongzhi)shifouchongzhi=false;document.getElementById(sk0).style.backgroundCo

3、lor = red;document.getElementById(sk1).style.backgroundColor = red;document.getElementById(sk2).style.backgroundColor = red;document.getElementById(shiwu).style.backgroundColor = blue;move();elsealert(你要先重置);function chongzhi()shifouchongzhi=true;shiwu=15,15;shudu=250;fangxiang=4;sk0=5,5;sk1=5,4;sk2

4、=5,3;long=3;var m=document.getElementsByTagName(td);for(var n=0;n0;m-)skm=skm-1var i=sk0.split(,);if(fangxiang=1)i0-;sk0=i0+,+i1if(fangxiang=2)i0+;sk0=i0+,+i1if(fangxiang=3)i1-;sk0=i0+,+i1if(fangxiang=4)i1+;sk0=i0+,+i1function zhenchanshengshiwu()var x;var y;x=Math.round(Math.random()*19);y=Math.rou

5、nd(Math.random()*19);shiwu=x+,+y;chanshengshiwu();function chanshengshiwu()for(var m=0;mlong;m+)if(shiwu=skm)zhenchanshengshiwu();document.getElementById(shiwu).style.backgroundColor = blue;function chishiwu()if(shiwu=sk0)long+;sklong-1=zhanshichunweiba;document.getElementById(sklong-1).style.backgr

6、oundColor = red;chanshengshiwu();function jieshujiashu()var i=sk0.split(,);if(i019|i119)alert(你死求);movedong=false;if(long=6)shudu=200;if(long=9)shudu=150;if(long=12)shudu=100;if(long=15)shudu=80;if(long=18)shudu=50;if(long=25)alert(你真NB 你赢了);chongzhi();movedong=false;function move()dong();jieshujiashu();for(var m=0;mlong;m+)document.getElementById(skm).style.backgroundColor = red;document.getElementById(zhanshichunweiba).style.backgroundColor = yellow;chishiwu();if(movedong)setTimeout(move(),shudu); td id=9,4 bgcolor=yellow width=20 height=