NPOI匯出excel（居中，合併單元格）

npoi匯出excel（居中，合併單元格），excel表頭作為引數傳入

bll層：

using

system;
using
system.collections.generic;
using
npoi.ss.usermodel;
using
npoi.xssf.usermodel;
using
npoi.hssf.usermodel;
using
system.io;
using
system.data;
using
npoi.ss.util;
namespace
business
//////
datatable資料匯入到excel
///        ///
excel表頭陣列
///datatable資料
//////
public
int datatabletoexcel(string title, datatable data, string
sheetname)
else
//excel表頭
irow rowtitle = sheet.createrow(0
);                
for (var j = 0; j < title.length; ++j)
//data
for (var i = 0; i < data.rows.count; ++i)
++count;
}workbook.write(fs); 
//寫入到excel
return
count;
}catch
(exception ex)
}//////
datatable資料匯出到excel
///        ///
多表頭二維陣列
///dt資料
//////
public
int datatabletoexcel(string[,] title,datatable data, string
sheetname)
else
//表頭
for (var k = 0; k < title.getlength(0); k++)
sheet.addmergedregion(
new cellrangeaddress(0, 0, 8, 10
));                        sheet.addmergedregion(
new cellrangeaddress(0, 0, 11, 14
));                    }
}//data
count = title.getlength(0
);                
for (var i = 0; i < data.rows.count; ++i)
++count;
}workbook.write(fs); 
//寫入到excel
return
count;
}catch
(exception ex)
}}

controller**：

public

string
createprojectexcel()
path = path +filename;
datatable data = querydata(9
);            
string title = new
string ;
using (excelhelper eh = new
excelhelper(path))
return
filename;
}public
string
createexcel_tdjbqk()
,};string filename = utils.getcurrenttime() + "
.xls";
datatable dt = querydata(16
);            
~/") + "
temp\\";
if (!system.io.directory.exists(path))
path = path +filename;
using (excelhelper eh = new
excelhelper(path))
return
filename;
}

html中：

$("

#btn_op_search
").click(function () );
});

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