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我们正在试图将下面的数组“问题”外化。我们试图将数组复制粘贴到一个名为“qList.js”的外部JavaScript文件中,我们尝试在标签中包含如下内容: <script src ="qList.js">
。不幸的是,这是行不通的。有小费吗?外部化Javascript数组
与包含在HTML数组的代码如下(只是外部化前阵):
var pos = 0, test, test_status, question, choice, choices, chA, chB, chC, chD, correct = 0;
var questions = [
["Question 1", "Choice1", "Choice2", "Choice3", "Choice4", "B"],
["Question 2", "Choice1", "Choice2", "Choice3", "Choice4", "C"],
["Quesiton 3", "Choice1", "Choice2", "Choice3", "Choice4", "A"]
];
function _(x) {
return document.getElementById(x);
}
function renderQuestion() {
test = _("test");
if (pos >= questions.length) {
test.innerHTML = "<h2>You got "+correct+" of "+questions.length+" questions correct</h2>";
_("test_status").innerHTML = "Test Completed";
pos = 0;
correct = 0;
return false;
}
_("test_status").innerHTML = "Question " + (pos+1) + " of " + questions.length;
question = questions[pos][0];
chA = questions[pos][1];
chB = questions[pos][2];
chC = questions[pos][3];
chD = questions[pos][4];
test.innerHTML = "<h3>"+question+"</h3>";
test.innerHTML += "<input type='radio' name = 'choices' value='A'> "+chA+"<br>";
test.innerHTML += "<input type='radio' name = 'choices' value='B'> "+chB+"<br>";
test.innerHTML += "<input type='radio' name = 'choices' value='C'> "+chC+"<br>";
test.innerHTML += "<input type='radio' name = 'choices' value='D'> "+chD+"<br><br>";
test.innerHTML += "<button onclick='checkAnswer()'>Submit</button>";
}
function checkAnswer(){
choices = document.getElementsByName("choices");
for (var i=0; i<choices.length; i++) {
if (choices[i].checked) {
choice = choices[i].value;
}
}
if(choice == questions[pos][5]) {
correct++;
}
pos++;
renderQuestion();
}
window.addEventListener("load", renderQuestion, false);
</script>
您还需要关闭''标签。但是由于你没有真正描述问题的原因,很难说这是否是唯一的问题(或者它是否是一个问题)。请详细说明“这行不通”。到目前为止,您已经做了什么来调试该问题? –
你把那个标签放在哪里?请显示完整的html标记,包括两个脚本标记。 – Bergi
关闭''似乎仍然在代码的底部。如果它实际上在文件中,则会中断。看看你的开发者控制台。 –