js模糊查询

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