delphi导出Excel表
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procedure CopyDbDataToExcel(Args: array of const); http://www.lovegirl.org.cn
var http://www.lovegirl.org.cn
iCount, jCount: Integer; http://www.ladyspark.cn
XLApp: Variant; http://www.100jz.com
Sheet,range: Variant; http://www.100jz.com
I: Integer; http://blog.zj.com
begin http://www.digitalstreet.net.cn
Screen.Cursor := crHourGlass; http://www.digitalstreet.net.cn
if not VarIsEmpty(XLApp) then http://www.ladyspark.cn
begin http://www.lovegirl.org.cn
XLApp.DisplayAlerts := False; http://www.100jz.com
XLApp.Quit; http://www.digitalstreet.net.cn
VarClear(XLApp); http://www.100jz.com
end;
try http://www.ladyspark.cn
XLApp:=CreateOleObject(Excel.Application); http://blog.zj.com
except http://www.100jz.com
Screen.Cursor := crDefault; http://www.digitalstreet.net.cn
Exit; http://www.100jz.com
end;
XLApp.WorkBooks.Add; http://www.100jz.com
XLApp.SheetsInNewWorkbook := High(Args) + 1;
for I := Low(Args) to High(Args) do http://www.ladyspark.cn
begin http://blog.zj.com
XLApp.WorkBooks[1].WorkSheets[I+1].Name := TDBGrid(Args[I].VObject).Name; http://www.lovegirl.org.cn
Sheet := XLApp.Workbooks[1].WorkSheets[TDBGrid(Args[I].VObject).Name];
if not TDBGrid(Args[I].VObject).DataSource.DataSet.Active then http://blog.zj.com
begin http://www.lovegirl.org.cn
Screen.Cursor := crDefault; http://www.digitalstreet.net.cn
Exit; http://www.digitalstreet.net.cn
end; http://www.100jz.com
TDBGrid(Args[I].VObject).DataSource.DataSet.first; http://www.digitalstreet.net.cn
for iCount := 0 to TDBGrid(Args[I].VObject).Columns.Count - 1 do http://www.lovegirl.org.cn
range:=sheet.range[sheet.cells[1,1],sheet.cells[1,iCount + 1]]; http://www.100jz.com
range.select; http://www.lovegirl.org.cn
range.merge; http://www.digitalstreet.net.cn
sheet.cells[1,1]:=[+fqueryhuman.dbedit2.text+]+个人报销记录(普通报销、特殊报销)查询; http://blog.zj.com
jCount :=2; http://www.100jz.com
for iCount := 0 to TDBGrid(Args[I].VObject).Columns.Count - 1 do http://www.digitalstreet.net.cn
Sheet.Cells[2, iCount + 1]:=TDBGrid(Args[I].VObject).Columns.Items[iCount].Title.Caption; http://blog.zj.com
while not TDBGrid(Args[I].VObject).DataSource.DataSet.Eof do http://www.digitalstreet.net.cn
begin http://blog.zj.com
for iCount := 0 to TDBGrid(Args[I].VObject).Columns.Count - 1 do http://www.lovegirl.org.cn
Sheet.Cells[jCount + 1, iCount + 1] := http://www.digitalstreet.net.cn
TDBGrid(Args[I].VObject).Columns.Items[iCount].Field.AsString;
Inc(jCount); http://www.digitalstreet.net.cn
TDBGrid(Args[I].VObject).DataSource.DataSet.Next; http://blog.zj.com
end; http://www.lovegirl.org.cn
XlApp.Visible := True; http://www.ladyspark.cn
end; http://www.lovegirl.org.cn
Screen.Cursor := crDefault; http://www.ladyspark.cn
end;
方法三
delphi导入/导出excel
2008年03月02日 星期日 16:39
从Excel文件中,导入数据到SQL数据库中,很简单,直接用下面的语句: /*===================================================================*/ --如果接受数据导入的表已经存在 insert into 表 select * from OPENROWSET('MICROSOFT.JET.OLEDB.4.0' ,'Excel 5.0;HDR=YES;DATABASE=c:\test.xls',sheet1$) --如果导入数据并生成表 select * into 表 from OPENROWSET('MICROSOFT.JET.OLEDB.4.0' ,'Excel 5.0;HDR=YES;DATABASE=c:\test.xls',sheet1$) /*===================================================================*/ --如果从SQL数据库中,导出数据到Excel,如果Excel文件已经存在,而且已经按照要接收的数据创建好表头,就可以简单的用: insert into OPENROWSET('MICROSOFT.JET.OLEDB.4.0' ,'Excel 5.0;HDR=YES;DATABASE=c:\test.xls',sheet1$) select * from 表 --如果Excel文件不存在,也可以用BCP来导成类Excel的文件,注意大小写: --导出表的情况 EXEC master..xp_cmdshell 'bcp 数据库名.dbo.表名 out "c:\test.xls" /c -/S"服务器名" /U"用户名" -P"密码"' --导出查询的情况 EXEC master..xp_cmdshell 'bcp "SELECT au_fname, au_lname FROM pubs..authors ORDER BY au_lname" queryout "c:\test.xls" /c -/S"服务器名" /U"用户名" -P"密码"' /*--说明: c:\test.xls 为导入/导出的Excel文件名. sheet1$ 为Excel文件的工作表名,一般要加上$才能正常使用. --*/ --下面是导出真正Excel文件的方法: if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[p_exporttb]') and OBJECTPROPERTY(id, N'IsProcedure') = 1) drop procedure [dbo].[p_exporttb] GO /*--数据导出EXCEL 导出表中的数据到Excel,包含字段名,文件为真正的Excel文件 ,如果文件不存在,将自动创建文件 ,如果表不存在,将自动创建表 基于通用性考虑,仅支持导出标准数据类型 --邹建 2003.10(引用请保留此信息)--*/ /*--调用示例 p_exporttb @tbname='地区资料',@path='c:\',@fname='aa.xls' --*/ create proc p_exporttb @tbname sysname, --要导出的表名 @path nvarchar(1000), --文件存放目录 @fname nvarchar(250)='' --文件名,默认为表名 as declare @err int,@src nvarchar(255),@desc nvarchar(255),@out int declare @obj int,@constr nvarchar(1000),@sql varchar(8000),@fdlist varchar(8000) --参数检测 if isnull(@fname,'')='' set @fname=@tbname+'.xls' --检查文件是否已经存在 if right(@path,1)<>'\' set @path=@path+'\' create table #tb(a bit,b bit,c bit) set @sql=@path+@fname insert into #tb exec master..xp_fileexist @sql --数据库创建语句 set @sql=@path+@fname if exists(select 1 from #tb where a=1) set @constr='DRIVER={Microsoft Excel Driver (*.xls)};DSN='''';READONLY=FALSE' +';CREATE_DB="'+@sql+'";DBQ='+@sql else set @constr='Provider=Microsoft.Jet.OLEDB.4.0;Extended Properties="Excel 8.0;HDR=YES' +';DATABASE='+@sql+'"' --连接数据库 exec @err=sp_oacreate 'adodb.connection',@obj out if @err<>0 goto lberr exec @err=sp_oamethod @obj,'open',null,@constr if @err<>0 goto lberr /*--如果覆盖已经存在的表,就加上下面的语句 --创建之前先删除表/如果存在的话 select @sql='drop table ['+@tbname+']' exec @err=sp_oamethod @obj,'execute',@out out,@sql --*/ --创建表的SQL select @sql='',@fdlist='' select @fdlist=@fdlist+',['+a.name+']' ,@sql=@sql+',['+a.name+'] ' +case when b.name like '%char' then case when a.length>255 then 'memo' else 'text('+cast(a.length as varchar)+')' end when b.name like '%int' or b.name='bit' then 'int' when b.name like '%datetime' then 'datetime' when b.name like '%money' then 'money' when b.name like '%text' then 'memo' else b.name end FROM syscolumns a left join systypes b on a.xtype=b.xusertype where b.name not in('image','uniqueidentifier','sql_variant','varbinary','binary','timestamp') and object_id(@tbname)=id select @sql='create table ['+@tbname +']('+substring(@sql,2,8000)+')' ,@fdlist=substring(@fdlist,2,8000) exec @err=sp_oamethod @obj,'execute',@out out,@sql if @err<>0 goto lberr exec @err=sp_oadestroy @obj --导入数据 set @sql='openrowset(''MICROSOFT.JET.OLEDB.4.0'',''Excel 8.0;HDR=YES;IMEX=1 ;DATABASE='+@path+@fname+''',['+@tbname+'$])' exec('insert into '+@sql+'('+@fdlist+') select '+@fdlist+' from '+@tbname) return lberr: exec sp_oageterrorinfo 0,@src out,@desc out lbexit: select cast(@err as varbinary(4)) as 错误号 ,@src as 错误源,@desc as 错误描述 select @sql,@constr,@fdlist go if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[p_exporttb]') and OBJECTPROPERTY(id, N'IsProcedure') = 1) drop procedure [dbo].[p_exporttb] GO /*--数据导出EXCEL 导出查询中的数据到Excel,包含字段名,文件为真正的Excel文件 如果文件不存在,将自动创建文件 如果表不存在,将自动创建表 基于通用性考虑,仅支持导出标准数据类型 --邹建 2003.10(引用请保留此信息)--*/ /*--调用示例 p_exporttb @sqlstr='select * from 地区资料' ,@path='c:\',@fname='aa.xls',@sheetname='地区资料' --*/ create proc p_exporttb @sqlstr varchar(8000), --查询语句,如果查询语句中使用了order by ,请加上top 100 percent @path nvarchar(1000), --文件存放目录 @fname nvarchar(250), --文件名 @sheetname varchar(250)='' --要创建的工作表名,默认为文件名 as declare @err int,@src nvarchar(255),@desc nvarchar(255),@out int declare @obj int,@constr nvarchar(1000),@sql varchar(8000),@fdlist varchar(8000) --参数检测 if isnull(@fname,'')='' set @fname='temp.xls' if isnull(@sheetname,'')='' set @sheetname=replace(@fname,'.','#') --检查文件是否已经存在 if right(@path,1)<>'\' set @path=@path+'\' create table #tb(a bit,b bit,c bit) set @sql=@path+@fname insert into #tb exec master..xp_fileexist @sql --数据库创建语句 set @sql=@path+@fname if exists(select 1 from #tb where a=1) set @constr='DRIVER={Microsoft Excel Driver (*.xls)};DSN='''';READONLY=FALSE' +';CREATE_DB="'+@sql+'";DBQ='+@sql else set @constr='Provider=Microsoft.Jet.OLEDB.4.0;Extended Properties="Excel 8.0;HDR=YES' +';DATABASE='+@sql+'"' --连接数据库 exec @err=sp_oacreate 'adodb.connection',@obj out if @err<>0 goto lberr exec @err=sp_oamethod @obj,'open',null,@constr if @err<>0 goto lberr --创建表的SQL declare @tbname sysname set @tbname='##tmp_'+convert(varchar(38),newid()) set @sql='select * into ['+@tbname+'] from('+@sqlstr+') a' exec(@sql) select @sql='',@fdlist='' select @fdlist=@fdlist+',['+a.name+']' ,@sql=@sql+',['+a.name+'] ' +case when b.name like '%char' then case when a.length>255 then 'memo' else 'text('+cast(a.length as varchar)+')' end when b.name like '%int' or b.name='bit' then 'int' when b.name like '%datetime' then 'datetime' when b.name like '%money' then 'money' when b.name like '%text' then 'memo' else b.name end FROM tempdb..syscolumns a left join tempdb..systypes b on a.xtype=b.xusertype where b.name not in('image','uniqueidentifier','sql_variant','varbinary','binary','timestamp') and a./default/index/url?u=aHR0cHM6Ly93d3cuY25ibG9ncy5jb21tYWlsdG86bmFtZT1AdGJuYW1l" rel="nofollow" target="_blank">name=@tbname) if @@rowcount=0 return select @sql='create table ['+@sheetname +']('+substring(@sql,2,8000)+')' ,@fdlist=substring(@fdlist,2,8000) exec @err=sp_oamethod @obj,'execute',@out out,@sql if @err<>0 goto lberr exec @err=sp_oadestroy @obj --导入数据 set @sql='openrowset(''MICROSOFT.JET.OLEDB.4.0'',''Excel 8.0;HDR=YES ;DATABASE='+@path+@fname+''',['+@sheetname+'$])' exec('insert into '+@sql+'('+@fdlist+') select '+@fdlist+' from ['+@tbname+']') set @sql='drop table ['+@tbname+']' exec(@sql) return lberr: exec sp_oageterrorinfo 0,@src out,@desc out lbexit: select cast(@err as varbinary(4)) as 错误号 ,@src as 错误源,@desc as 错误描述 select @sql,@constr,@fdlist go |