javascript 扫雷游戏示例

＜HTML＞
＜HEAD＞
＜TITLE＞Javascript 地雷＜/TITLE＞

＜style＞
input.no {
background-color:eeeeee;
border:none;
width:20;
height:20;
color:blue;
}
input.ye {
background-color:eeeeee;
border:none;
width:20;
height:20;
color:red;
}
input {
width:20;
height:20;
color:red;
}
input.mode0 {
width:50;
height:30;
border-style:inset
}
input.mode1 {
width:50;
height:30;
COLOR:GREEN;
}
＜/style＞
＜/HEAD＞
＜BODY BGCOLOR="#000000"＞
＜div ID=dilei style="position:absolute;left:0;top:5"＞
＜TABLE BORDER=0 CELLSPACING=0 CELLPADDING=0＞
＜SCRIPT LANGUAGE="JavaScript"＞
＜!--
var x,y=0;
while(document.write("＜tr＞"),y ＜20)
for(x=0;x ＜20;document.write("＜td ＞＜font size=-5＞
＜input ID=" x "_" y " type=button＞"))
;

//--＞
＜/SCRIPT＞
＜/TABLE＞
＜/div＞
＜div ID=ToolBar style="position:absolute;top:5;left:401;
/*height:300;*/background-color:green;width:200"＞
＜input id=Mode type=button value="挖雷" class=mode1
onclick="javascript: modeTab();"＞
＜nobr＞
＜span id=modenow style="color:blue"＞现在可以揭开方块＜/span＞
＜/div＞
＜/BODY＞
＜SCRIPT LANGUAGE="JavaScript"＞
＜!--//34
var Row,Col,i=0;
var RowSize=20,ColSize=20;
var mineNum=45; //地雷数
var mode=1;

var mineX=new Array(mineNum), mineY=new Array(mineNum);
var Mine= new Array(RowSize),Decouv= new Array(RowSize);
for(i=0;i＜20;i ){
Mine[i]=new Array(ColSize);
Decouv[i]= new Array(ColSize);
}

//初始化

for (Row=1;Row＜=RowSize;Row ) {
for (Col=1;Col＜=ColSize;Col ) {
Mine[Row-1][Col-1]=0;
Decouv[Row-1][Col-1]=0;
}
};
//布地雷 Math.random( )
i=0;
while (i＜mineNum){
mineX[i]=Math.round(Math.random()*1000)%RowSize;
mineY[i]=Math.round(Math.random()*1000)%ColSize;
if(Mine[mineX[i]][mineY[i]]==9) continue;
Mine[mineX[i]][mineY[i]]=9;
Decouv[mineX[i]][mineY[i]]=9;
i ;
}
for(i=0;i＜mineNum;i ){
for(j=1;j＜=8;j ){
switch(j){
case 1:
divIndexX=mineX[i]-1;divIndexY=mineY[i]-1;
break;
case 2:
divIndexX=mineX[i]-1;divIndexY=mineY[i];
break;
case 3:
divIndexX=mineX[i]-1;divIndexY=mineY[i] 1;
break;
case 4:
divIndexX=mineX[i];divIndexY=mineY[i]-1;
break;
case 5:
divIndexX=mineX[i];divIndexY=mineY[i] 1;
break;
case 6:
divIndexX=mineX[i] 1;divIndexY=mineY[i]-1;
break;
case 7:
divIndexX=mineX[i] 1;divIndexY=mineY[i];
break;
case 8:
divIndexX=mineX[i] 1;divIndexY=mineY[i] 1;
}
if(divIndexX＜0||divIndexY＜0||divIndexX＞=RowSize||divIndexY＞=ColSize) continue;
Decouv[divIndexX][divIndexY] =1;
Mine[divIndexX][divIndexY]=Decouv[divIndexX][divIndexY];
}
}
//模式切换

function modeTab(){
if(mode==1){
mode=0;
document.all("Mode").className="mode0";
document.all("Mode").value="探测";
document.all("modenow").innerText="现在可以标记雷区" mode;
}else{
mode=1;
document.all("Mode").className="mode1";
document.all("Mode").value="挖雷";
document.all("modenow").innerText="现在可以揭开方块" mode;
}
}

function TRY(){
var SRCElem=event.srcElement;
if(SRCElem.tagName!="INPUT"||SRCElem.className=="mode0"||
SRCElem.className=="mode1") return;
if(SRCElem.className=="no"||SRCElem.className=="ye")return;
tryDown(SRCElem);
}
function tryDown(Elem){
var indexX,indexY;
var ss=Elem.id.split("_");
indexX=ss[0].valueOf()-1;
indexY=ss[1].valueOf()-1;

if(mode==0){
if(Elem.value==""){
Elem.value="!";
Mine[indexX][indexY]=Decouv[indexX][indexY];
Decouv[indexX][indexY]=18;
return;}
else{
Elem.value="";
Decouv[indexX][indexY]=Mine[indexX][indexY];
return;
}
}
if(Decouv[indexX][indexY]＞8){
if(Decouv[indexX][indexY]＞=18)
return;
Elem.value="*";
Elem.className="ye";
Decouv[indexX][indexY]=9
return;
}
Elem.className="no";
Elem.value="" Mine[indexX][indexY];
if(Decouv[indexX][indexY]＞0){
Decouv[indexX][indexY]=9
return;
}
if(Decouv[indexX][indexY]==0)
{
Elem.value="";
tryGo(indexX,indexY);
}
return;
}
function TRY2(Elm){
Elm.value="!";
}
function judge4(x,y){
if(Decouv[x][y]!=-1&&Decouv[x][y]!=0){
return 0;}
var i=0,j=0,divIndexX,divIndexY;
for(i=1;i＜=4;i ){
switch(i){//
case 1://up
divIndexX=x;divIndexY=y-1;j=1;
break;
case 2://left
divIndexX=x-1;divIndexY=y;j=2;
break;
case 3://down
divIndexX=x;divIndexY=y 1;j=3;
break;
case 4://right
divIndexX=x 1;divIndexY=y;j=4;