javascript - 为什么我的函数没有定义？

Question

为什么会返回错误？在我的头部标签中...

var movieArray = [
["Everything is Illuminated", "0", ""],
["The Girl Who Leapt Through Time (Toki wo kakeru shojo)", "1", "<ol><li><span class=\"bold quote_actor\">Kosuke Yoshiyama: </span><span class=\"line\">It&#039;s not that rare. Many girls do it at your age.</span></li>                                                </ol>"],
["Freedom Writers", "0", ""],
["Inside Man", "0", ""]
];

function checkAnswer(this.value) {
    if (this.value == 0) {
        alert ("Wrong answer!");
    } else {
        alert ("Correct Answer!");
    }

}

在体内...

<p><a id="0" class="btn btn-primary btn-large" value="0" onclick="checkAnswer(this.value)">Everything is Illuminated</a></p>
<p><a id="1" class="btn btn-primary btn-large" value="1" onclick="checkAnswer(this.value)">The Girl Who Leapt Through Time (Toki wo kakeru shojo)</a></p>

错误是 checkAnswer() 未定义。怎么会这样？

谢谢。

Answer 1

您忘记通过添加反斜杠来转义数组元素内的"

var movieArray = [
    ["Everything is Illuminated", "0", ""],
    ["The Girl Who Leapt Through Time (Toki wo kakeru shojo)", "1", "<ol><li><span class=\"bold quote_actor\">Kosuke Yoshiyama: </span><span class=\"line\">It&#039;s not that rare. Many girls do it at your age.</span></li>                                                </ol>"],
    ["Freedom Writers", "0", ""],
    ["Inside Man", "0", ""]
    ];

function checkAnswer(arg1) {
    if (arg1 == 0) {
        alert("Wrong answer!");
    } else {
        alert("Correct Answer!");
    }

}​

其次，this.value 应该在调用 checkAnswer() 时传递，而不是在定义时传递