照着书上码的，为啥点click会奔溃?
来源：9-22 编程练习
gogoyear
2016-09-25 17:11
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Make My Own Bingo</title> <link href="card.css" rel="stylesheet" type="text/css"> <script src="nun.js"></script> </head> <body> <h1>Create A Bingo Card</h1> <table> <tr> <th>B</th> <th>I</th> <th>N</th> <th>G</th> <th>O</th> </tr> <tr> <td id="square0"> </td> <td id="square5"> </td> <td id="square10"> </td> <td id="square14"> </td> <td id="square19"> </td> </tr> <tr> <td id="square1"> </td> <td id="square6"> </td> <td id="square11"> </td> <td id="square15"> </td> <td id="square20"> </td> </tr> <tr> <td id="square2"> </td> <td id="square7"> </td> <td id="free">Free</td> <td id="square16"> </td> <td id="square21"> </td> </tr> <tr> <td id="square3"> </td> <td id="square8"> </td> <td id="square12"> </td> <td id="square17"> </td> <td id="square22"> </td> </tr> <tr> <td id="square4"> </td> <td id="square9"> </td> <td id="square13"> </td> <td id="square18"> </td> <td id="square23"> </td> </tr> </table> <p><a href="index.html" id="reload">Click here</a> to create a new card</p> </body> </html>
window.onload=initAll;
var usedNum = new Array(76);
function initAll(){
//-----------检查浏览器是否支持js
if (document.getElementById){
document.getElementById("reload").onclick = anotherCard;
newCard();
}
else {
alert("Sorry,your broeser doesn't support this script")
}
}
function newCard(){
for (var i=0;i<24;i++){
setSquare(i);
}
}
function setSquare(thisSquare){
var currSquare = "square" + thisSquare;
var colPlace = new Array(0,0,0,0,0,1,1,1,1,1,2,2,2,2,3,3,3,3,3,4,4,4,4,4);
var colBasis = colPlace[thisSquare] * 15;
var newNum;
do{
newNum = colBasis + getNewNum() + 1;
}
while(usedNum[newNum]);
usedNum[newNum]=true;
document.getElementById(currSquare).innerHTML = newNum;
}
function getNewNum(){
return Math.floor(Math.random() * 15);
}
function anotherCard(){
for (var i=1;1<usedNum.length;i++){
usedNum[i]=false;
}
newCard();
}
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1回答
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- 茹蜾
- 2016-09-28 10:37:25
--小伙子。这里是i不是1
死循环了
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