<!DOCTYPE??HTML>
<html?>
<head>
<meta?http-equiv="Content-Type"?content="text/html;?charset=utf-8"?/>
<title>流程控制語句</title>
<script?type="text/javascript">
?//第一步把之前的數(shù)據(jù)寫成一個數(shù)組的形式,定義變量為?infos
?var?infos=[['小A',?'女',21,?'大一'],
????????????['小B',?'男',23,?'大三'],
????????????['小C',?'男',24,?'大四'],
????????????['小D',?'女',21,?'大一'],
????????????['小E',?'女',22,?'大四'],
????????????['小F',?'男',21,?'大一'],
????????????['小G',?'女',22,?'大二'],
????????????['小H',?'女',20,?'大三'],
????????????['小I',?'女',20,?'大一'],
????????????['小J',?'男',20,?'大三']];
?
?//第一次篩選，找出都是大一的信息
?for(var?i?=?0;?i<10;?i++){???
?????for(var?j=0;?j<10;?j++){
?????????if(infos[i][j]?==?'大一'){
?????????????var?data1?=?new?Array(infos[i][j-3],infos[i][j-2],???????????infos[i][j-1],infos[i][j]);
?????????????document.write(data1+"<br>");?????????
?????????}??
?????}
?}
?????document.write("<br>");
?????document.write(data1+"<br>");//上面得到的數(shù)組data1怎么不能輸出顯示？？？
?????
?//第二次篩選，找出都是女生的信息，,
?for(var?m=0;?m<4;?m++){
????for(var?n=0;?n<4;?n++){
????????if(data1[m][n]?==?'女'){
????????????var?data2?=?new?Array(data1[m][n-1],data1[m][n],
????????????????????????????????data1[m][n+1],data1[m][n+2]);
????????????document.write(data2);
????????}??????
????}???????
?}?
?
??
</script>
</head>
<body>
</body>
</html>
上面得到的數(shù)組data1怎么不能顯示？？？請大家指教一下，謝謝咯
jzman
2015-09-27 21:21:56
