Question

我有如下文本框<input type="text" name="user.username">怎样用js获取输入文本框的内容

Answer 1

<script language="javascript" > var uName = document.getElementsByName(user.username);</script>

Answer 2

document.getElementsByName("user.username")[0].value

注意在文字输入后再调用

Answer 3

<input type="text" name="user.username" id="username" />

var username = doucument.getElementById("username").value;