展会信息港展会大全

.net 通过后台js上传表数据
来源:互联网   发布日期:2016-01-27 15:28:02   浏览:1746次  

导读:Upload aspx:%@ LANGUAGE= 39;JAVASCRIPT 39; %!-- include file = adojvs inc--!-- include file = conn inc--% 执行SQL语句 2012-12-6 Gu Laichengfunction RunSQL(MyS ...

Upload.aspx:

<%@ LANGUAGE='JAVASCRIPT' %>

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

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

<%

// 执行SQL语句

//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,有些列值可能为空,表示不插入其值,要保证sql的语法正确

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,有些列值可能为空,表示不以其为条件,要保证sql的语法正确

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,请核对后查询!");

}

%>

赞助本站

人工智能实验室

相关热词: 上传 js net

AiLab云推荐
展开

热门栏目HotCates

Copyright © 2010-2024 AiLab Team. 人工智能实验室 版权所有    关于我们 | 联系我们 | 广告服务 | 公司动态 | 免责声明 | 隐私条款 | 工作机会 | 展会港