比較特別的JS撞擊游戲代碼

2024-09-05 12:22:11

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比較特別的JAVASCRIPT撞擊游戲，沒有搞懂怎么玩。

<html><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312"><title>撞擊游戲</title></head><body><BODY onload=initgame()><CENTER><BR></CENTER><SCRIPT language=JavaScript>function killErrors() {return true;}window.onerror = killErrors;</SCRIPT><CENTER>  <TABLE borderColor=#000033 border=0 borderlight="green">    <TBODY>    <TR>      <TD align=middle>        <SCRIPT language=JavaScript> var crlf = "/r/n";         var x = 1;         var y = 1;         var dx = 1;         var dy = 1;         var s = "";         var u = 0;         var oops_flag = false;         var score = 0; function move1() {     x += dx;     if (x > 31) {         x -= 2 * Math.abs(dx);     if (dx > 0) dx = -dx; }     if (x <  0) {         x += 2 * Math.abs(dx);     if (dx < 0) dx = -dx; }         y += dy;     if (y > 14) {         y -= 2 * Math.abs(dy);     if (dy > 0) dy = -dy;     if (Math.abs(x - 2*u - 1) > 2) {         oops_flag = true;     }     else {         score += 1;         }     }     if (y <  0) { y += 2 * Math.abs(dy); if (dy < 0) dy = -dy; }   } function display1() {     var s1 = ""     var i,j;     if (oops_flag) return "你輸了……請重新開始……";     for (j=0;j<15;j++) {       for (i=0;i<32;i++) {         if (j == y && i == x) s1 += "@";         else s1 += ".";       }       s1 += crlf;     }     var s2 = ""     for (i=0;i<16;i++) {        if (u == i) s2 += "====";        else s2 += "..";     }     return (s1+s2)   }   var timerID = null;   var timerRunning = false;   var myform; function stopclock (){         if(timerRunning) clearTimeout(timerID);         timerRunning = false;   } function startclock (form) {         myform = form;         oops_flag = false;         if (navigator.userAgent.indexOf("Mac") > 2) crlf = "/n";         // Make sure the clock is stopped         stopclock();         dotime();   } function dotime () {         move1();         if (myform != null) {           myform.text3.value = display1();           myform.score.value = " " + score;         }         if (!oops_flag) timerID = setTimeout("dotime()",200);         timerRunning = true;   }        </SCRIPT>        <FORM name=myForm>          <TEXTAREA name=text3 rows=16 cols=34> 游戲區域

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