HTML Javascript基础练习题演示为什么没有结果?帮忙看看代码什么地方有问题

HTML Javascript基础练习题演示为什么没有结果?帮忙看看代码什么地方有问题,第1张

<html>

  

  <head>

    <title>WEB5-4</title></head>

  

  <body>

    <script language="javascript">var good = new Array(1, 2, 3, 4, 5, 6, 7, 8, 9)

      sum = 0

      for (var i = 0 i < good.length i++) {

        sum += good[i]

        document.write(sum + " ")

      } 

   document.write("<br>")

      for (var k = 1 k < 100 k++) {

        document.write(k + " ")

        if (k % 99 == 0) break

      }</script>

  </body>

</html>

<!doctype html>

<html>

<head>

<meta charset="UTF-8">

<title>多项选择题</title>

<style type="text/css">

label{background:#ccffff}

</style>

</head>

<body>

<h1>测试题</h1><hr>

<h2>一、单项选择题</h2>

<div id="dan1">

<p>1.世界上谁最帅?</p>

<p><input type="radio" id="dA1" name="dan1"><label for="dA1">A.李小龙</p>

<p><input type="radio" id="dB1" name="dan1"><label for="dB1">B.李连杰</p>

<p><input type="radio" id="dC1" name="dan1"><label for="dC1">C.陈小春</p>

<p><input type="radio" id="dD1" name="dan1"><label for="dD1">D.刘德华</p>

<input type="button" value="提交答案" onclick="dan1_answer()"><hr>

<span id="d1_tetion"></span>

</div>

<div id="dan2">

<p>2.世界上谁最帅?</p>

<p><input type="radio" id="dA2" name="dan2"><label for="dA2">A.李小龙</p>

<p><input type="radio" id="dB2" name="dan2"><label for="dB2">B.李连杰</p>

<p><input type="radio" id="dC2" name="dan2"><label for="dC2">C.陈小春</p>

<p><input type="radio" id="dD2" name="dan2"><label for="dD2">D.刘德华</p>

<input type="button" value="提交答案" onclick="dan2_answer()"><hr>

<span id="d2_tetion"></span>

</div>

<div id="dan3">

<p>3.世界上谁最帅?</p>

<p><input type="radio" id="dA3" name="dan3"><label for="dA3">A.李小龙</p>

<p><input type="radio" id="dB3" name="dan3"><label for="dB3">B.李连杰</p>

<p><input type="radio" id="dC3" name="dan3"><label for="dC3">C.陈小春</p>

<p><input type="radio" id="dD3" name="dan3"><label for="dD3">D.刘德华</p>

<input type="button" value="提交答案" onclick="dan3_answer()"><hr>

<span id="d3_tetion"></span>

</div>

<div id="dan4">

<p>4.世界上谁最帅?</p>

<p><input type="radio" id="dA4" name="dan4"><label for="dA4">A.李小龙</p>

<p><input type="radio" id="dB4" name="dan4"><label for="dB4">B.李连杰</p>

<p><input type="radio" id="dC4" name="dan4"><label for="dC4">C.陈小春</p>

<p><input type="radio" id="dD4" name="dan4"><label for="dD4">D.刘德华</p>

<input type="button" value="提交答案" onclick="dan4_answer()"><hr>

<span id="d4_tetion"></span>

</div>

<div id="dan5">

<p>5.世界上谁最帅?</p>

<p><input type="radio" id="dA5" name="dan5"><label for="dA5">A.李小龙</p>

<p><input type="radio" id="dB5" name="dan5"><label for="dB5">B.李连杰</p>

<p><input type="radio" id="dC5" name="dan5"><label for="dC5">C.陈小春</p>

<p><input type="radio" id="dD5" name="dan5"><label for="dD5">D.刘德华</p>

<input type="button" value="提交答案" onclick="dan5_answer()"><hr>

<span id="d5_tetion"></span>

</div>

<h2>二、多项选择题</h2>

<div id="box">

<p>1.一栋房子由哪几部分组成?</p>

<p><input type="checkbox" id="A"><label for="A">A.地基与基础,主体结构,屋面工程</label></p>

<p><input type="checkbox" id="B"><label for="B">B.装饰装修、给排水及采暖工程</label></p>

<p><input type="checkbox" id="C"><label for="C">C.空调与通风工程</label></p>

<p><input type="checkbox" id="D"><label for="D">D.智能化建筑工程</label></p>

<p><input type="checkbox" id="E"><label for="E">E.电梯工程、电气工程、节能工程</label></p>

<input type="button" value="提交答案" onclick="answer()"><hr>

<span id="tetion"></span>

</div>

<div id="box2">

<p>2.一栋房子由哪几部分组成?</p>

<p><input type="checkbox" id="A2"><label for="A2">A.地基与基础,主体结构,屋面工程</label></p>

<p><input type="checkbox" id="B2"><label for="B2">B.装饰装修、给排水及采暖工程</label></p>

<p><input type="checkbox" id="C2"><label for="C2">C.空调与通风工程</label></p>

<p><input type="checkbox" id="D2"><label for="D2">D.智能化建筑工程</label></p>

<p><input type="checkbox" id="E2"><label for="E2">E.电梯工程、电气工程、节能工程</label></p>

<input type="button" value="提交答案" onclick="answer2()"><hr>

<span id="tetion2"></span>

</div>

<div id="box3">

<p>3.一栋房子由哪几部分组成?</p>

<p><input type="checkbox" id="A3"><label for="A3">A.地基与基础,主体结构,屋面工程</label></p>

<p><input type="checkbox" id="B3"><label for="B3">B.装饰装修、给排水及采暖工程</label></p>

<p><input type="checkbox" id="C3"><label for="C3">C.空调与通风工程</label></p>

<p><input type="checkbox" id="D3"><label for="D3">D.智能化建筑工程</label></p>

<p><input type="checkbox" id="E3"><label for="E3">E.电梯工程、电气工程、节能工程</label></p>

<input type="button" value="提交答案" onclick="answer3()"><hr>

<span id="tetion3"></span>

</div>

<div id="box4">

<p>4.一栋房子由哪几部分组成?</p>

<p><input type="checkbox" id="A4"><label for="A4">A.地基与基础,主体结构,屋面工程</label></p>

<p><input type="checkbox" id="B4"><label for="B4">B.装饰装修、给排水及采暖工程</label></p>

<p><input type="checkbox" id="C4"><label for="C4">C.空调与通风工程</label></p>

<p><input type="checkbox" id="D4"><label for="D4">D.智能化建筑工程</label></p>

<p><input type="checkbox" id="E4"><label for="E4">E.电梯工程、电气工程、节能工程</label></p>

<input type="button" value="提交答案" onclick="answer4()"><hr>

<span id="tetion4"></span>

</div>

<div id="box5">

<p>5.一栋房子由哪几部分组成?</p>

<p><input type="checkbox" id="A5"><label for="A5">A.地基与基础,主体结构,屋面工程</label></p>

<p><input type="checkbox" id="B5"><label for="B5">B.装饰装修、给排水及采暖工程</label></p>

<p><input type="checkbox" id="C5"><label for="C5">C.空调与通风工程</label></p>

<p><input type="checkbox" id="D5"><label for="D5">D.智能化建筑工程</label></p>

<p><input type="checkbox" id="E5"><label for="E5">E.电梯工程、电气工程、节能工程</label></p>

<input type="button" value="提交答案" onclick="answer5()"><hr>

<span id="tetion5"></span>

</div>

<script type="text/javascript">

function dan1_answer(){dan_answer("dA1","dB1","dC1","dD1","dan1","d1_tetion","A")}

function dan2_answer(){dan_answer("dA2","dB2","dC2","dD2","dan2","d2_tetion","B")}

function dan3_answer(){dan_answer("dA3","dB3","dC3","dD3","dan3","d3_tetion","B")}

function dan4_answer(){dan_answer("dA4","dB4","dC4","dD4","dan4","d4_tetion","C")}

function dan5_answer(){dan_answer("dA5","dB5","dC5","dD5","dan5","d5_tetion","C")}

function dan_answer(da,db,dc,dd,dan,d_tetion,pd){

var A=document.getElementById(da).checked//alert(A)

var B=document.getElementById(db).checked

var C=document.getElementById(dc).checked

var D=document.getElementById(dd).checked

var d_Rightanswer=pd

var passW=saot(d_Rightanswer)//alert(passW)

var youW=saot([A,B,C,D])//alert(youW)

var youD=transABCDE([A,B,C,D])//你的答案

if(passW==youW){

document.getElementById(dan).innerHTML+="<style>#"+d_tetion+"{color:yellowbackground:red}</style>"

document.getElementById(d_tetion).innerHTML="你的答案:"+youD+"<br>---恭喜您,答对了!"}else{

document.getElementById(dan).innerHTML+="<style>#"+d_tetion+"{color:redbackground:#ccc}</style>"

document.getElementById(d_tetion).innerHTML="你的答案:"+youD+"<br>---回答错误!正确答案是:"+d_Rightanswer

}

}

function answer(){answerALL("A","B","C","D","E","box","tetion","ABCDE")}

function answer2(){answerALL("A2","B2","C2","D2","E2","box2","tetion2","ABCDE")}

function answer3(){answerALL("A3","B3","C3","D3","E3","box3","tetion3","ABCDE")}

function answer4(){answerALL("A4","B4","C4","D4","E4","box4","tetion4","ABCDE")}

function answer5(){answerALL("A5","B5","C5","D5","E5","box5","tetion5","ABCDE")}

function answerALL(a,b,c,d,e,box,tetion,RT){

var A=document.getElementById(a).checked

var B=document.getElementById(b).checked

var C=document.getElementById(c).checked

var D=document.getElementById(d).checked

var E=document.getElementById(e).checked

var arr=[A,B,C,D,E]

var youD=transABCDE(arr)//你的答案

var numA=saot(arr)

var Rightanswer=RT//将正确答案填在这里

var numB=saot(Rightanswer)

if(numA==numB){

document.getElementById(box).innerHTML+="<style>#"+tetion+"{color:yellowbackground:red}</style>"

document.getElementById(tetion).innerHTML="你的答案:"+youD+"<br>---恭喜您,答对了!"

}else{

document.getElementById(box).innerHTML+="<style>#"+tetion+"{color:redbackground:#ccc}</style>"

document.getElementById(tetion).innerHTML="你的答案:"+youD+"<br>---回答错误!正确答案是:"+Rightanswer

}

}

function transAtoN(answer){//将正确答案字母组成的字符串转换成一串0和1的数字

var arr=answer

var c=arr.split("")//分割字符串变成数组

//alert(c)

var num=0

for(var i in c){

if(c[i]=="A" || c[i]=="a"){num+=10000}

if(c[i]=="B" || c[i]=="b"){num+=1000}

if(c[i]=="C" || c[i]=="c"){num+=100}

if(c[i]=="D" || c[i]=="d"){num+=10}

if(c[i]=="E" || c[i]=="e"){num+=1}

}

return num

}

function transBER(arr){//将在多项选择中获得的选择布尔值转换成一串0和1的数字

var num=0

if(arr[0]){num+=10000}

if(arr[1]){num+=1000}

if(arr[2]){num+=100}

if(arr[3]){num+=10}

if(arr[4]){num+=1}

return num

}

function saot(t){//合并布尔值和字符串转成数字,自动选择适应程序!

if(typeof t=="string"){

var geta=transAtoN(t)

return geta

}else{

var getb=transBER(t)

return getb

}

}

function transABCDE(arr){

var chara=""

if(arr[0]){chara+="A"}

if(arr[1]){chara+="B"}

if(arr[2]){chara+="C"}

if(arr[3]){chara+="D"}

if(arr[4]){chara+="E"}

return chara

}

//alert(transABCDE([true,false,true]))

</script>

</body>

</html>


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