各位大侠，下面代码
标签中的onChange函数为何没响应

birney 2011-09-11 05:53:14

<html>

<head>
<script type = "text/javascript">
var phone_book = new Array();
phone_book["birney"] = "234343255";
phone_book["sturm"] = "234394390";
phone_book["vixtel"] = "343048302";
pbone_book["jerry"] = "8084032840"
pbone_book["benson"] = "80899348320";
function displayNumber( phone_book, entry )
{
alert( "hello" );
//document.write( "<h1>Hey you Guys!</h1>" );
//var theNumber = phone_book[entry];
//window.document.the_form.number_box.value = theNumber;
}
</script>
</head>
<body>
<form name = "the_form">
<b>Name:</b>
<select onChange = "displayNumber( phone_book, this.options[SelectedIndex].value );">
<option value = "birney">Birney
<option value = "strum" >Sturm
<option value = "vixtel">Vixtel
<option value = "jerry" >Jerry
<option value = "benson">Benson
</select>
<p>
<b>Number:</b>
<input type = "text" name = "number_box" value = ""/>
</form>
</body>

</html>

...全文

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Exodia 2011-09-15

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我说，难道不是onchange ?

birney 2011-09-15

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多谢各位了。。。。。

寒似火 2011-09-15

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<html>

<head>

<script type = "text/javascript">

var phone_book = new Array();

phone_book["birney"] = "234343255";

phone_book["strum"] = "234394390";

phone_book["vixtel"] = "343048302";

phone_book["jerry"] = "8084032840"

phone_book["benson"] = "80899348320";

function displayNumber(entry)

{

var theNumber = phone_book[entry.value];

window.document.the_form.number_box.value = theNumber;    

}

</script>

</head>

<body>

  <form name = "the_form">

  <b>Name:</b>

  <select onChange = "displayNumber(this);">

  <option value = "birney">Birney

  <option value = "strum" >Sturm

  <option value = "vixtel">Vixtel

  <option value = "jerry" >Jerry

  <option value = "benson">Benson

  </select>

  <p>

  <b>Number:</b>

  <input type = "text" name = "number_box" value = ""/>

  </form>

</body>

</html>

最后一个菜鸟 2011-09-12

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[Quote=引用 3 楼 fanchuanzhidu 的回复:]

HTML code
<html>

<head>
<script type = "text/javascript">
var phone_book = new Array();
phone_book["birney"] = "234343255";
phone_book["sturm"] = "234394390";
phone_book["vixtel"] = "343048302";
ph……
[/Quote]
selectedIndex前面要不要加个this啊

豆虫 2011-09-11

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<html>



<head>

<script type = "text/javascript">

var phone_book = new Array();

phone_book["birney"] = "234343255";

phone_book["sturm"] = "234394390";

phone_book["vixtel"] = "343048302";

phone_book["jerry"] = "8084032840"

phone_book["benson"] = "80899348320";

function displayNumber( phone_book, entry )

{

alert( "hello" );

//document.write( "<h1>Hey you Guys!</h1>" );

//var theNumber = phone_book[entry];

//window.document.the_form.number_box.value = theNumber;	

}

</script>

</head>

<body>

  <form name = "the_form">

  <b>Name:</b>

  <select onChange = "displayNumber( phone_book, this.options[selectedIndex].value );">

  <option value = "birney">Birney

  <option value = "strum" >Sturm

  <option value = "vixtel">Vixtel

  <option value = "jerry" >Jerry

  <option value = "benson">Benson

  </select>

  <p>

  <b>Number:</b>

  <input type = "text" name = "number_box" value = ""/>

  </form>

</body>



</html>