花了一段时间弄了个下拉框 结果ie还不兼容 这是火狐和Chrome的正确显示 到了ie就变成 难道是js不兼容么 所在这求一个简易点的带搜索下拉框 或者哪位大大帮忙看下我的js和css 下层附代码
function searchInputObject(id, valueid, zIndex) { if (!id || !valueid) return; var arraylist = new Array(); var ddl = document.getElementById(valueid); for (i = 0; i < ddl.options.length; i++) { arraylist[i] = { txt: ddl.options[i].text, val: ddl.options[i].value }; } ddl.style.display = "none"; this.search_input_now_value = ""; this.search_input_id = id; this.search_input_indexchanged = ddl.onchange; this.search_input_value = document.getElementById(valueid); this.search_input_arraylist = arraylist; this.search_input_div1 = document.getElementById(this.search_input_id); this.search_input_div1.className = "search_input_div1"; this.search_input_div1.innerHTML = "<INPUT id='search_input_" + this.search_input_id + "' class='search_input_input' readonly='true' >" + "<DIV id='search_input_div2_" + this.search_input_id + "' class='search_input_div2' ></DIV>" + "<DIV id='search_input_div3_" + this.search_input_id + "' name='search_input_div3_name' class='search_input_div3' style='display:none;' ></DIV>" + "<DIV id='search_input_div4_" + this.search_input_id + "' name='search_input_div4_name' class='search_input_div4' style='display:none;' ></DIV>" + "<DIV id='search_input_div5_" + this.search_input_id + "' name='search_input_div5_name' class='search_input_div5' style='display:none;line-height:20px;'> 搜索: <input id='search_input_box_" + this.search_input_id + "' style='width:120px;height:15px;' /></DIV>"; this.search_input_div2 = document.getElementById("search_input_div2_" + this.search_input_id); this.search_input_div3 = document.getElementById("search_input_div3_" + this.search_input_id); this.search_input_div4 = document.getElementById("search_input_div4_" + this.search_input_id); this.search_input_div3.innerHTML = "<table id='search_input_table_" + this.search_input_id + "' cellpadding='2' cellspacing='0' class='search_input_table'></table>"; this.search_input_div5 = document.getElementById("search_input_div5_" + this.search_input_id); this.search_input_box = document.getElementById("search_input_box_" + this.search_input_id); this.search_input_table = document.getElementById("search_input_table_" + this.search_input_id); this.search_input_input = document.getElementById("search_input_" + this.search_input_id); if (zIndex != null) { this.search_input_div1.style.zIndex = zIndex; this.search_input_div2.style.zIndex = zIndex; this.search_input_div3.style.zIndex = zIndex; this.search_input_div4.style.zIndex = zIndex - 1; this.search_input_div5.style.zIndex = zIndex; } this.search_input_input.value = search_input_get_txt(this); search_input_load(this);}searchInputObject.prototype.search_input_hidden_div = function() { this.search_input_div3.style.display = "none"; this.search_input_div4.style.display = "none"; this.search_input_div5.style.display = "none";}searchInputObject.prototype.search_input_show_div = function() { this.search_input_div3.style.display = "block"; this.search_input_div4.style.display = "block"; this.search_input_div5.style.display = "block";}searchInputObject.prototype.AutoSelect = function() { this.search_input_input.value = search_input_get_txt(this);}//根据获得 ，更新页面function search_input_load(obj) { obj.search_input_box.onkeyup = function() { search_input_search(obj); }; obj.search_input_div2.onclick = function() { search_input_search(obj); obj.search_input_box.focus(); }; obj.search_input_input.onmouseup = function() { search_input_search(obj); obj.search_input_box.focus(); }; var list = obj.search_input_arraylist; var table = obj.search_input_table; for (var i = 0; i < list.length; i++) { var row = table.insertRow(-1); //加入一新行 row.id = list[i].val; row.name = list[i].txt; row.className = "search_input_out"; row.onclick = function() { obj.search_input_input.value = this.name; obj.search_input_value.value = search_input_get_val(obj, obj.search_input_input.value); if (obj.search_input_indexchanged) obj.search_input_indexchanged(); obj.search_input_hidden_div(); }; row.onmouseover = function() { this.className = "search_input_over" } row.onmouseout = function() { this.className = "search_input_out" } //插入个td var td0 = row.insertCell(-1); td0.innerHTML = list[i].txt; } //设置下拉div位置 var div1 = obj.search_input_div1.getBoundingClientRect(); obj.search_input_div5.style.left = -1; obj.search_input_div5.style.top = 23; obj.search_input_div5.style.width = obj.search_input_div1.clientWidth + 2; obj.search_input_div3.style.left = -1; obj.search_input_div3.style.top = 53; obj.search_input_div3.style.width = obj.search_input_div1.clientWidth + 2; obj.search_input_div4.style.left = -2; obj.search_input_div4.style.top = 23; obj.search_input_div4.style.width = obj.search_input_div1.clientWidth + 4; obj.search_input_input.style.width = (parseInt((obj.search_input_div1.style.width).replace('px', '')) - 30) + "px";}
//根据输入值查询function search_input_search(obj) { obj.search_input_show_div(); var value1 = obj.search_input_box.value; if (obj.search_input_now_value == value1) { return; } else { obj.search_input_now_value = value1; } var table = obj.search_input_table; var array_txt = value1.split(";"); var temp_txt = ""; var rows = table.rows; for (var i = 0; i < table.rows.length; i++) { var row = table.rows[i]; var txt = row.name; var show_flag = 0; // for (var j = 0; j < array_txt.length; j++) { temp_txt = array_txt[j]; if (j < array_txt.length - 1) { if (txt == temp_txt || CheckHasPY(txt,temp_txt)) { show_flag = 1; break; } } else if (txt.indexOf(temp_txt) > -1 || CheckHasPY(txt, temp_txt)) { show_flag = 1; break; } else { show_flag = 0; } } if (show_flag == 1) { row.style.display = "block"; } else { row.style.display = "none"; } }}if (document.attachEvent) document.attachEvent("onclick", hidden_search_div);else document.addEventListener("click", hidden_search_div, false);function hidden_search_div(e) { var target = (e && e.target) || (event && event.srcElement); var flag = 0; //0:表示不在控件内，1:在控件内 while (target) { if (target.getAttribute && target.getAttribute('name') == "search_input_div") { flag = 1; break; } target = target.parentNode; } if (flag == 0) { var divs = document.getElementsByTagName("div"); for (var i = 0; i < divs.length; i++) { if (divs[i] != null && (divs[i].getAttribute("name") == 'search_input_div3_name' || divs[i].getAttribute("name") == 'search_input_div4_name' || divs[i].getAttribute("name") == 'search_input_div5_name')) { divs[i].style.display = "none"; } } }}有很多开源的带搜索功能的下拉框插件可以参考下，例如: FlexBox
实现仿搜索引擎文本框自动补全插件
http://www.17sucai.com/preview/24598/2013-08-12/Jquery%E5%AE%9E%E7%8E%B0%E4%BB%BF%E6%90%9C%E7%B4%A2%E5%BC%95%E6%93%8E%E6%96%87%E6%9C%AC%E6%A1%86%E8%87%AA%E5%8A%A8%E8%A1%A5%E5%85%A8%E6%8F%92%E4%BB%B6/demo.html
给个思路：最好不要删除或添加项（行）dispaly:none回是一个好的选择
http://blog.csdn.net/xiaowanzi80hou/article/details/11020005
这个是个带输入的下拉框，可以在里面扩展，做事件处理keyup的时候匹配查找一下
So verwenden Sie die Längenfunktion in Matlab
Der Unterschied zwischen Zellauffüllung und Zellabstand
So lösen Sie das Problem von 400 fehlerhaften Anfragen, wenn die Webseite angezeigt wird
Was sind die JQuery-Plug-Ins?
Welche Größe hat A5-Papier?
Datei im DAT-Format
Einstellungen der Java-Umgebungsvariablen
So erstellen Sie eine Datenbank in MySQL
