JavaScript

超轻量级php框架startmvc

jQuery Jsonp跨域模拟搜索引擎

更新时间:2020-05-18 16:18:01 作者:startmvc
效果还不错就差加上键盘控制了...代码如下:<!DOCTYPEhtml><html><head><metacharset=

效果还不错 就差加上键盘控制了...

代码如下:


<!DOCTYPE html> 
<html> 
 <head> 
 <meta charset="utf-8" /> 
 <title>迷糊网罗</title> 
 <style type="text/css"> 
 * { 
 margin: 0; 
 padding: 0; 
 } 
 form { 
 position: absolute; 
 left: 50%; 
 top: 40%; 
 } 
 form input:nth-child(1) { 
 width: 450px; 
 height: 34px; 
 float: left; 
 font-size: 16px; 
 text-indent: 0.5em; 
 outline: none; 
 box-sizing: border-box; 
 } 
 form input:nth-child(1):focus { 
 border: 1px solid blueviolet; 
 } 
 form input:nth-child(2) { 
 height: 34px; 
 float: left; 
 background: blueviolet; 
 cursor: pointer; 
 width: 80px; 
 letter-spacing: 2px; 
 border: 0; 
 font-size: 14px; 
 line-height: 34px; 
 } 
 #oul { 
 position: absolute; 
 left: 0; 
 top: 34px; 
 background: white; 
 width: 530px; 
 box-shadow: 3px 3px 5px #F3F3F3; 
 border: 1px solid #F3F3F3; 
 box-sizing: border-box; 
 display: none; 
 } 
 #oul li:hover { 
 background: #F3F3F3; 
 cursor: pointer; 
 } 
 </style> 
 </head> 
 <body> 
 <form action="" method="" name="ss"> 
 <input type="" name="ss" id="txt" value="" /> 
 <input type="button" name="ss" id="btn" value="迷糊网罗" /> 
 <ul id="oul"> 
 </ul> 
 </form> 
 <script type="text/javascript"> 
 //https://sp0.baidu.com/5a1Fazu8AA54nxGko9WTAnF6hhy/su?wd=&cb=&_=1497256697565 
 //位置调整 习惯就好.. 
 var fm = document.getElementsByTagName('form')[0]; 
 var x = fm.offsetWidth; 
 var y = fm.offsetHeight; 
 fm.style.marginLeft = -x / 2 + 'px'; 
 fm.style.marginTop = -y / 2 + 'px'; 
 //获取操作元素 
 var txt = document.getElementById("txt"); 
 var oul = document.getElementById("oul"); 
 //动态创建js脚本 
 txt.onkeyup = function(ev) { 
 var value = this.value; 
 var newscript = document.createElement("script"); 
 newscript.src = 'https://sp0.baidu.com/5a1Fazu8AA54nxGko9WTAnF6hhy/su?wd=' + value + '&cb=walk&_=' + Math.random(); 
 newscript.type = 'text/javascript'; 
 document.body.appendChild(newscript); 
 } 
 //设置回调函数 
 function walk(walkJson) { 
 if(txt.value == 0) { 
 oul.style.display = 'none'; 
 } else { 
 oul.style.display = 'block'; 
 oul.innerHTML = ''; 
 if(walkJson.s.length <= 10) { 
 for(var i = 0; i < walkJson.s.length; i++) { 
 var oli = document.createElement('li'); 
 oli.style.height = 25 + 'px'; 
 oli.style.width = 100 + '%'; 
 oli.style.lineHeight = 25 + 'px'; 
 oli.style.textIndent = 9 + 'px'; 
 oli.style.listStyle = 'none'; 
 oli.innerHTML = walkJson.s[i]; 
 oul.appendChild(oli); 
 } 
 } else { 
 for(var i = 0; i < 10; i++) { 
 var oli = document.createElement('li'); 
 oli.style.height = 25 + 'px'; 
 oli.style.width = 100 + '%'; 
 oli.style.lineHeight = 25 + 'px'; 
 oli.style.textIndent = 9 + 'px'; 
 oli.style.listStyle = 'none'; 
 oli.innerHTML = walkJson.s[i]; 
 oul.appendChild(oli); 
 } 
 } 
 } 
 } 
 </script> 
 </body> 
</html> 

以上所述是小编给大家介绍的jQuery Jsonp跨域模拟搜索引擎的实例代码,希望对大家有所帮助,如果大家有任何疑问请给我留言,小编会及时回复大家的。在此也非常感谢大家对脚本之家网站的支持!

jsonp 跨域