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  • js模糊查询

    直接上代码,其实关键的思路:就是字符比较的次数(这个地方我不是很明白),望大家指教

    本文的代码转自:http://www.cnblogs.com/ducle/archive/2012/08/29/2661880.html

    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>无标题文档</title>
    <script type="text/javascript">


    function findEach()  
    {  
    var vData= ["name", "sex", "age", "job", "e-mail"]; //查询字符集

        var sFind = document.getElementById("input").value;  
        if(sFind==""){  
            alert("Can not be empty.");  
        }  
       
        if(sFind!=""){        
            var nPos;  
            var vResult = [];  
               
            //for(var i = 0; i <= vData.length; i++){  
            for(var i in vData){  
                var sTxt=vData[i]||''; 
                nPos = find(sFind, sTxt);  
                //nPos=sTxt.indexOf(sFind);  
                if(nPos>=0){  
                    vResult[vResult.length] = sTxt;  
                }  
            }  
       
            alert(vResult);  
        }  
    }
    function find(sFind, sObj)  
    {  
        var nSize = sFind.length;  
        var nLen = sObj.length;   
        var sCompare;  
       
        if(nSize <= nLen ){  
            for(var i = 0; i <= nLen - nSize + 1; i++){  
                sCompare = sObj.substring(i, i + nSize);  
                if(sCompare == sFind){  
                    return i;  
                }  
            }  
        }  
        return -1;  
    }

    </script>
    </head>

    <body>
    <input id="input" type="text" value="" />  
    <input id="search" type="button" onclick="findEach()" value="Search" />
    </body>
    </html>

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  • 原文地址:https://www.cnblogs.com/shoupifeng/p/2662021.html
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