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    .net 通過后臺js上傳表數(shù)據(jù)
    來源:易賢網(wǎng) 閱讀:1092 次 日期:2014-08-29 11:01:32
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    Upload.aspx:

    <%@ LANGUAGE='JAVASCRIPT' %>

    <!-- #include file = "../adojvs.inc"-->

    <!-- #include file = "../conn.inc"-->

    <%

    // 執(zhí)行SQL語句

    //2012-12-6 Gu Laicheng

    function RunSQL(MySQL)

    {

    var ret="";

    var rs1 = Server.CreateObject("ADODB.Recordset");

    rs1.CursorType = adOpenKeyset;

    rs1.LockType = adLockBatchOptimistic;

    // Response.Write("<br/>" + MySQL + "");

    try {

    rs1.Open(MySQL,conn);

    }

    catch (ex) {

    var ErrStr,ErrStr0,ErrStr1="==>"+new Date()+"<br/>";

    ErrStr0 = "Error:"+ex+"<br/>"+MySQL;

    var o = conn.Errors;

    for (var i=0;i<o.Count;i++)

    {

    ErrStr1 += o.Item(i).Number + ":" + o.Item(i).Description+", "+o.Item(i).SQLState+";"+o.Item(i).Source ;

    }

    ErrStr =ErrStr0+"<br/>"+ErrStr1;

    o.Clear();

    Response.Write("<br/>" + ErrStr + "");

    }

    if(rs1.State==1)

    {

    if (!(rs1.BOF && rs1.EOF))

    {

    ret = rs1(0).value;

    }

    rs1.Close();

    }

    return ret;

    }

    var Class = {

    create: function() {

    return function(n) {

    this.initialize.apply(this, arguments);

    }

    }

    }

    var TABLE = Class.create();

    TABLE.prototype = {

    initialize:function(TabName){

    this.TabName = TabName;

    this.Fields=[];

    this.FieldCount = 0;

    this.values=[];

    this.types=[];

    this.MySQL="";

    this.flag;

    },

    F:function(s)

    {

    var a=s.split(",");

    for(var i=1;i<a.length;i++)

    {

    this.Fields[i-1]=a[i];

    }

    this.FieldCount = a.length-1;

    },

    V:function(s)

    {

    var a=s.split(",");

    this.flag=a[0];

    for(var i=1;i<a.length;i++)

    {

    this.values[i-1]=a[i];

    }

    if(a[0]==1) this.Replace();

    if(a[0]==2) this.Insert();

    if(a[0]==3) this.Update();

    if(a[0]==4) this.Delete();

    },

    Replace:function()

    {

    if(this.values[0]==0)

    this.Insert();

    else

    this.Update();

    },

    Insert:function()

    {

    var fs="",vs="";

    var j=0; //i,j可能并不同步,有些列值可能為空,表示不插入其值,要保證sql的語法正確

    for(var i=0;i<this.FieldCount;i++)

    {

    if(this.values[i] == "NULL") continue;

    if(j == 0)

    {

    fs += this.Fields[i];

    vs += "'"+this.values[i]+"'";

    } else

    {

    fs += ","+this.Fields[i];

    vs += ",'"+this.values[i]+"'";

    }

    j++;

    }

    this.MySQL="insert into "+this.TabName+" ("+fs+") values ("+vs+")";

    },

    Update:function()

    {

    this.MySQL="update "+this.TabName+" set ";

    for(var i=1;i<this.FieldCount;i++)

    {

    if(this.values[i] == "NULL")

    {

    if(i != 1) this.MySQL += ",";

    this.MySQL += this.Fields[i]+"=null ";

    } else

    {

    if(i != 1) this.MySQL += ",";

    this.MySQL += this.Fields[i]+"='"+this.values[i]+"'";

    }

    }

    this.MySQL += " where "+this.Fields[0]+"='"+this.values[0]+"'";

    },

    Delete:function()

    {

    this.MySQL="delete from "+this.TabName+" where ";

    var j=0; //i,j可能并不同步,有些列值可能為空,表示不以其為條件,要保證sql的語法正確

    for(var i=0;i<this.FieldCount;i++)

    {

    if(this.values[i]=="") continue;

    if(this.values[i] == "NULL")

    {

    if(j != 0) this.MySQL += " and ";

    this.MySQL += this.Fields[i]+" is null ";

    } else

    {

    if(j != 0) this.MySQL += " and ";

    this.MySQL += this.Fields[i]+"='"+this.values[i]+"'";

    }

    j++;

    }

    }

    };

    var fso, ts, s;

    var ForReading = 1, ForWriting = 2;

    var name;// = "c:webyafulwisadtt.csv";

    name = Server.MapPath("t.csv");

    var fso = new ActiveXObject("Scripting.FileSystemObject");

    if (fso.FileExists(name))

    {

    Response.Write(" 文件 "+name+" 存在!");

    ts = fso.OpenTextFile(name, ForReading, true);

    // ts.SkipLine();

    var data=new TABLE(Request.QueryString("a")+"");

    s = ts.ReadLine();

    data.F(s);

    Response.Write("<br/>"+data.FieldCount);

    Response.Write("<br/>" + s.replace(/,/g,"t") + "");

    Response.Write("<br/>" + data.Fields + "");

    while (!ts.AtEndOfStream)

    {

    s = ts.ReadLine();

    // Response.Write("<br/>" + s.replace(/,/g,"t") + "");

    data.V(s);

    Response.Write("<br/>" + data.MySQL + "");

    RunSQL(data.MySQL);

    }

    ts.Close();

    }

    else

    {

    Response.Write(" 文件 "+name+" 不存在,請核對后查詢!");

    }

    %>

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