Products
.NET APIs
Java APIs
C++ APIs
Python APIs
Javascript APIs
Mobile APIs
Cloud APIs
AI Products
.NET Libraries
Spire.Office for .NET
Spire.OfficeViewer for .NET
Spire.Doc for .NET
Spire.DocViewer for .NET
Spire.XLS for .NET
Spire.Spreadsheet for .NET
Spire.Presentation for .NET
Spire.PDF for .NET
Spire.PDFViewer for .NET
Spire.PDFViewer for ASP.NET
Spire.DataExport for .NET
Spire.Barcode for .NET
Spire.Email for .NET
Spire.OCR for .NET
Free Products
Free Spire.Office for .NET
Free Spire.Doc for .NET
Free Spire.DocViewer for .NET
Free Spire.XLS for .NET
Free Spire.Presentation for .NET
Free Spire.PDF for .NET
Free Spire.PDFViewer for .NET
Free Spire.PDFConverter for .NET
Free Spire.DataExport for .NET
Free Spire.Barcode for .NET
Free Spire.Email for .NET
WPF Libraries
Spire.Office for WPF
Spire.Doc for WPF
Spire.DocViewer for WPF
Spire.XLS for WPF
Spire.PDF for WPF
Spire.PDFViewer for WPF
Java Libraries
Spire.Office for Java
Spire.Doc for Java
Spire.XLS for Java
Spire.Presentation for Java
Spire.PDF for Java
Spire.Barcode for Java
Spire.OCR for Java
Free Products
Free Spire.Office for Java
Free Spire.Doc for Java
Free Spire.XLS for Java
Free Spire.Presentation for Java
Free Spire.PDF for Java
Free Spire.Barcode for Java
C++ Libraries
Spire.Office for C++
Spire.Doc for C++
Spire.XLS for C++
Spire.PDF for C++
Spire.Presentation for C++
Spire.Barcode for C++
Python Libraries
Spire.Office for Python
Spire.Doc for Python
Spire.XLS for Python
Spire.PDF for Python
Spire.Presentation for Python
Spire.Barcode for Python
Javascript Libraries
Spire.XLS for Javascript
Android Libraries
Spire.Office for Android via Java
Spire.Doc for Android via Java
Spire.XLS for Android via Java
Spire.Presentation for Android via Java
Spire.PDF for Android via Java
Free Android Products
Free Spire.Office for Android via Java
Free Spire.Doc for Android via Java
Free Spire.XLS for Android via Java
Free Spire.Presentation for Android via Java
Free Spire.PDF for Android via Java
Swift Libraries
Spire.XLS for Swift
Cloud Libraries
Spire.Cloud.Office
Spire.Cloud.Word
Spire.Cloud.Excel
Spire.Cloud.PowerPoint
.NET AI
Spire.XLS AI for .NET
Purchase
Order Online
Download Centre
Temporary License
Purchase Policies
Renewal Policies
Find A Reseller
Purchase FAQS
Support FAQs
How to Apply License
License Agreement
Privacy Policy
Support
Forum
Live Demo
Customized Demo
Code Samples
Newsletter
Subscribe
Unsubscribe
API Reference
Blog
Videos
Tutorials
Spire.Doc
Spire.XLS
Spire.Presentation
Spire.PDF
Spire.Barcode
Spire.Email
Spire.OCR
Spire.DocViewer
Spire.PDFViewer
Spire.SpreadSheet
Spire.Cloud
Spire.Doc for .NET
Spire.Doc for Java
Spire.Doc for CPP
Spire.Doc for Python
Spire.XLS for .NET
Spire.XLS for Java
Spire.XLS for CPP
Spire.XLS for Python
Spire.Presentation for .NET
Spire.Presentation for Java
Spire.Presentation for CPP
Spire.Presentation for Python
Spire.PDF for .NET
Spire.PDF for Java
Spire.PDF for CPP
Spire.PDF for Python
Spire.Barcode for .NET
Spire.Barcode for Java
Corporation
About Us
Contact Us
Partner
Become Our Reseller
Affiliate
Paid Support
Our Customers
Reviews
Forum
/
Libraries
/
Spire.XLS
Change font size
User Control Panel
View your posts
FAQ
Login
Spire.XLS is a professional Excel API that enables developers to create, manage, manipulate, convert and print Excel worksheets. Get free and professional technical support for Spire.XLS for .NET, Java, Android, C++, Python.
Return to Forum
Post a new topic
Topics
Replies
Views
Last post
TIME
Spire.Office New Release or Hotfix
0
411529
amy.zhao
Apr 30,2014
E-ICEBLUE License FAQ
0
405556
iceblue suppo...
Aug 11,2011
E-ICEBLUE Sales FAQ
0
347426
iceblue suppo...
Aug 11,2011
spire.xls.Workbook(Unknown Source)
1
1266
Annika.Zhou
May 04,2022
Cell Background Color not saving to Image
1
624
Annika.Zhou
Apr 18,2022
Problems exporting XLS as HTML
10
709
Annika.Zhou
Apr 18,2022
Can't open workbook after upgrading Spire
2
609
William.Zhang
Apr 15,2022
workbook.SaveToStream broken after upgrading Spire
2
565
Annika.Zhou
Apr 15,2022
Replace text with Image and Fit an image in a cell
12
843
Annika.Zhou
Apr 15,2022
"Index was out of range" when loading .xlsb
2
929
Annika.Zhou
Apr 15,2022
Exception when I try to run a pdf converter Java
1
563
Annika.Zhou
Apr 15,2022
Adding an image on excel not working on Linux
4
566
Annika.Zhou
Apr 14,2022
Percentage Type Format Value in Spire XLS C#
1
727
Annika.Zhou
Apr 13,2022
Copy filtered data to new sheet without filters turned on
2
609
kylie.tian
Apr 12,2022
SaveToStream as PDF not working when there are images
17
2032
Annika.Zhou
Apr 06,2022
Multiple checkboxes
1
468
Andy.Zhou
Apr 05,2022
sheet.ToImage System.AccessViolationException
5
569
William.Zhang
Apr 02,2022
Problems with RichText and DefaultFontName
6
620
Annika.Zhou
Mar 29,2022
CalculateAllValue double click in cell
19
1074
Annika.Zhou
Mar 24,2022
Convert xls to pdf - Date format issue
4
896
Annika.Zhou
Mar 23,2022
listStyle.Levels[i].NumberPrefix / NumberSufix Broken
1
462
Annika.Zhou
Mar 16,2022
sheet.Rows[].CellList[] AccessViolationException
1
467
Annika.Zhou
Mar 16,2022
Passing CellRange Value to Model Property
1
473
Annika.Zhou
Mar 10,2022
Issue
4
1088
Annika.Zhou
Mar 10,2022
偏移量和长度超出数组的界限
5
801
Marcia.Zhou
Mar 09,2022
worksheet.SaveTo* number formatting
13
893
Marcia.Zhou
Mar 08,2022
Move entire column
2
518
Marcia.Zhou
Mar 07,2022
AutoFitRows is not working at merged cells.
2
588
Annika.Zhou
Mar 04,2022
Can we remove applied watermark text from xlsx, pdf file?
2
585
Marcia.Zhou
Mar 02,2022
LoadFromStream issue
4
2899
Marcia.Zhou
Feb 22,2022
Unicode characters not displaying in correct font in PDF
7
1108
Nina.Tang
Feb 15,2022
FontFamily 'Serif' not found Parameter name: Serif
6
1371
Annika.Zhou
Feb 11,2022
Illegal Access Error when instantiating Workbook
13
6103
Marcia.Zhou
Feb 10,2022
Save not apply when replace data
5
582
Annika.Zhou
Feb 08,2022
PivotTables causing error when opening XLS
5
514
Brian.Li
Feb 08,2022
Spire.XLS ExcelChartType.LineMarkers in Excel in C #
11
1460
Marcia.Zhou
Feb 07,2022
Spire.Xls Corrupt file after sheet copy
7
1395
Marcia.Zhou
Feb 07,2022
Convert doc to xls in C#
1
490
Annika.Zhou
Feb 01,2022
How to stylize Chart based on other Chart with same type?
3
461
Marcia.Zhou
Jan 28,2022
How to Find and Replace Text by Regular Expressions
4
1733
Annika.Zhou
Jan 28,2022
Format Number
4
1038
Marcia.Zhou
Jan 25,2022
Feature Request: Workbook.IsPasswordProtected(Stream stream)
6
588
Annika.Zhou
Jan 25,2022
No multiple signatures on the same excel file
7
1040
Annika.Zhou
Jan 24,2022
Insert HTML into cell
9
3631
Marcia.Zhou
Jan 24,2022
Export to Pdf Value of =SUM Field is wrong
3
490
Marcia.Zhou
Jan 18,2022
System.TypeLoadException
3
918
Marcia.Zhou
Jan 17,2022
Saving xlsx with charts to PDF (charts are blank)
5
663
William.Zhang
Jan 10,2022
Track changes on SpireXLS Java
1
571
Marcia.Zhou
Jan 06,2022
Labels and columns on tick marks in column chart
4
431
Annika.Zhou
Jan 06,2022
How to read multiple checkboxes
1
561
Annika.Zhou
Jan 05,2022
Office 2007 XML based XLS Conversion
2
413
Annika.Zhou
Jan 05,2022
Setting max character length for a cell? Is it possible?
3
498
Marcia.Zhou
Jan 05,2022
SPIRE XLS WRITE TEXT FROM UP TO DOWN IN CELL
2
459
Marcia.Zhou
Jan 04,2022
Display topics from previous:
All Topics
1 day
7 days
2 weeks
1 month
3 months
6 months
1 year
Sort by
Author
Post time
Replies
Subject
Views
Ascending
Descending
1
...
5
,
6
,
7
,
8
,
9
,
10
,
11
...
35
Return to Forum
Jump to:
Select a forum
------------------
Libraries
Spire.PDF
Spire.XLS
Spire.Doc
Spire.Presentation
Spire.BarCode
Spire.Email
Spire.DocViewer
Spire.PDFViewer
Spire.Spreadsheet
Spire.OfficeViewer
Spire.DataExport
Spire.OCR
New Feature Requests
Complaints & Suggestions
中文技术支持