⭐ 欢迎来到虫虫下载站！ | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站
📤 上传资源

📄 实用javascipt源码----下拉式菜单的搜索.htm

📁 快点给我开通哦 无限感激
💻 HTM
字号:
🔍 
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<!-- saved from url=(0058)http://www.pcimg.com/code/javascript/article/search/07.htm -->
<HTML><HEAD><TITLE>实用Javascipt源码----下拉式菜单的搜索</TITLE>
<META http-equiv=Content-Type content="text/html; charset=gb2312">
<META content="MSHTML 6.00.2800.1106" name=GENERATOR></HEAD>
<BODY bgColor=#ffffff>
<TABLE cellSpacing=0 cellPadding=0 width=680 align=center border=0>
  <TBODY>
  <TR>
    <TD align=middle><BR><B>实用Javascipt源码----下拉式菜单的搜索</B> </TD></TR></TBODY></TABLE>
<TABLE cellSpacing=0 cellPadding=10 width=680 align=center border=0>
  <TBODY>
  <TR>
    <TD class=mid>&lt;HEAD&gt; <BR>&lt;SCRIPT LANGUAGE="JavaScript"&gt; 
      <BR>&lt;!-- Begin <BR>function promptSearch (thisform, thisfield) { 
      <BR>var elnum = parseInt(-1); <BR>var k = parseInt(-1); <BR>for (var j = 
      0; j &lt; document.forms[thisform].elements.length; j++) { <BR>if 
      (document.forms[thisform].elements[j].name == thisfield) { <BR>elnum = j; 
      <BR>break; <BR>&nbsp; } <BR>} <BR>var myvar = ""; <BR>var srch = ""; 
      <BR>var menuLength = ""; <BR>menuLength = eval("document." + thisform + 
      "." + thisfield + ".length"); <BR>srch = prompt("Search this menu for...", 
      ""); <BR>if (srch ) { <BR>srch = srch.toUpperCase(); <BR>for (var i = 0; i 
      &lt; menuLength; i++) { <BR>myvar = eval("document." + thisform + "." + 
      thisfield + ".options[" + i + "].text.toUpperCase()"); <BR>if 
      (myvar.indexOf(srch) &gt;= 0) { 
      <BR>document.forms[thisform].elements[elnum].options[i].selected = true; 
      <BR>break; <BR>&nbsp;&nbsp;&nbsp;} <BR>&nbsp; } <BR>} <BR>return false; 
      <BR>} <BR>//&nbsp;End --&gt; <BR>&lt;/script&gt; <BR>&lt;/HEAD&gt; 
      <BR><BR>&lt;BODY&gt; <BR><BR>&lt;center&gt; <BR>&lt;form name=myform 
      action=""&gt; <BR>&lt;select name=menu1 size=1 
      onFocus="promptSearch(this.form.name, this.name)"&gt; <BR>&lt;option&gt;a1 
      <BR>&lt;option&gt;a2 <BR>&lt;option&gt;a3 <BR>&lt;option&gt;a4 
      <BR>&lt;option&gt;a5 <BR>&lt;option&gt;a6 <BR>&lt;option&gt;a7 
      <BR>&lt;option&gt;a8 <BR>&lt;option&gt;a9 <BR>&lt;option&gt;a10 
      <BR>&lt;option&gt;a11 <BR>&lt;option&gt;a12 <BR>&lt;option&gt;a13 
      <BR>&lt;option&gt;a14 <BR>&lt;option&gt;a15 <BR>&lt;/select&gt; 
      <BR>&lt;/form&gt; <BR>&lt;/center&gt; 
<BR></TD></TR></TBODY></TABLE><BR></BODY></HTML>

⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -