Baidu-like keyword matching search example_jquery

Copy code The code is as follows: 关键词匹配搜索仿百度 body, ul, li { margin: 0; padding: 0;} body{ font-size:12px; font-family:sumsun,arial;background:#FFFFFF;} .gover_search{ position:relative; z-index:99; height:63px; padding:15px 0 0 20px; border:1px solid #b8cfe6; border-bottom:0; background:url(../images/gover_search_bg.gif) repeat-x 0 0;} .gover_search_form{height:36px;} .gover_search .search_t{ float:left; width:112px; line-height:26px; color:#666;} .gover_search .input_search_key{ float:left; width:462px; height:18px; padding:3px; margin-right:5px; border:1px solid #ccc; line-height:18px; background:#fff;} .gover_search .search_btn{ float:left; width:68px; height:26px; overflow:hidden; border:1px solid #ccc; text-align:center; color:#ff3300; letter-spacing:5px; background:url(../images/gover_search_bg.gif) no-repeat 0 -79px; cursor:pointer; font-weight:bold;} .gover_search .search_suggest{ position:absolute; z-index:999; left:132px; top:41px; width:468px; border:1px solid #ccc;border-top:none; display:none;color:#004080; } .gover_search .search_suggest li{height:24px; overflow:hidden; padding-left:3px; line-height:24px; background:#fff; cursor:default;} .gover_search .search_suggest li.hover{background:#ddd;} .num_right{float:right;text-align:right;line-height:24px;padding-right:10px} 关键词匹配搜索 搜索 //Implement the input prompt js class of the search input box function oSearchSuggest(searchFuc){ var input = $('#gover_search_key'); var suggestWrap = $('#gov_search_suggest'); var key = ""; var init = function(){ input.bind('keyup',sendKeyWord); input. bind('blur',function(){setTimeout(hideSuggest,100);}) } var hideSuggest = function(){ suggestWrap.hide(); } //Send a request and query the background based on keywords var sendKeyWord = function(event){ //Keyboard selection drop-down item if(suggestWrap.css('display')= ='block'&&event.keyCode == 38||event.keyCode == 40){ var current = suggestWrap.find('li.hover'); if(event.keyCode == 38){ if(current.length>0){ var prevLi = current.removeClass('hover').prev(); if(prevLi.length>0){ prevLi.addClass( 'hover'); input.val(prevLi.html()); } }else{ var last = suggestWrap.find('li:last'); last .addClass('hover'); input.val(last.html()); } }else if(event.keyCode == 40){ if(current .length>0){ var nextLi = current.removeClass('hover').next(); if(nextLi.length>0){ nextLi.addClass('hover'); input.val(nextLi.html()); } }else{ var first = suggestWrap.find('li:first'); first.addClass('hover' ); input.val(first.html()); } } //Input characters }else{ var valText = $.trim( input.val()); if(valText ==''||valText==key){ return; } searchFuc(valText); key = valText; } } //After the request returns, perform data display this.dataDisplay = function(data){ if(data.length suggestWrap.hide(); return; } //Add entries to the search box drop-down suggestion display bar and display var li; var tmpFrag = document.createDocumentFragment (); suggestWrap.find('ul').html(''); for(var i=0; i li = document.createElement(' LI'); li.innerHTML = data[i]; tmpFrag.appendChild(li); } suggestWrap.find('ul').append(tmpFrag); suggestWrap.show(); //Bind mouse events for drop-down options suggestWrap.find('li').hover(function(){ suggestWrap.find('li') .removeClass('hover'); $(this).addClass('hover'); },function(){ $(this).removeClass('hover'); }).bind('click',function(){ $(this).find("span").remove(); input.val(this.innerHTML); suggestWrap.hide(); }); } init(); }; //JS that instantiates the input prompt, and the parameters are required when performing query operations Called function name var searchSuggest = new oSearchSuggest(sendKeyWordToBack); //This is a mock function that sends an ajax query request to the background and returns a query result data, which is passed to the front desk JS, and then the front-end JS displays the data. This function is modified by the programmer to implement the query request //The parameter is a string, which is the current content in the search input box function sendKeyWordToBack(keyword){ /* var obj = { "keyword" : keyword }; $.ajax({ type: "POST", url: "${ctx}/front/suqiu2/search/prompt-keyword.action ", async:false, data: obj, dataType: "json", success: function(data){ //var json = eval("(" data " )"); var key=data.split(","); var aData = []; for(var i=0;i //The following is a simulation effect code that returns search results based on input. The actual data is returned from the background if(key[i]!=""){ aData.push(key[i]); } } //Pass the returned data to the input prompt js class that implements the search input box searchSuggest.dataDisplay(aData); } }); */ //The following is the simulation effect code for returning search results based on input. The actual data is returned from the background. var aData = []; aData.push(' approx. 100 ' keyword 'return data 1'); aData.push(' about 200 ' keyword 'return data 2') ; aData.push(' About 100 ' keyword 'return data 3'); aData.push(' About 50,000 ' keyword 'Return data 4'); aData.push(' About 1044 ' keyword ' 2012 is true'); aData.push(' about 100 ' keyword '2012 is false'); aData.push( ' about 100 ' keyword '2012 is true'); aData.push(' about 100 ' keyword '2012 is false'); // Pass the returned data to the js class that implements the input prompt of the search input box searchSuggest.dataDisplay(aData); }

Baidu-like keyword matching search example_jquery

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