In our daily work, we often need to convert Excel documents into PDF documents. Are you in distress how to C #, VB. NET programming how to convert an Excel document to a PDF document? Do you look up a lot of data, use a lot of code, but the effect is still not ideal after the conversion? Don't worry, this article will
As we all know, Word is one of the most commonly used office software in our daily work, sometimes we need to convert Word documents to PDF and text for some kind of needs. So how to C#,VB. NET programming way to achieve this function?Below I will separately describe how to use the free version of Spire.doc for. NET co
("Result.pdf"); Process.Start ("Result.pdf"); } }}vb.netImports spire.pdfimports system.diagnosticsnamespace mergeselectedpdfpages Class program Private Shared Sub Main (ByVal args () As String) Dim files () As String= New String () {"sample1.pdf","sample2.pdf"} Dim Docs () as Pdfdocument= New pdfdocument (files. Length)-1) {} Dim I as Integer=0Do While (ifiles. Length) Docs (i)=New pdfdocument Docs (i)
, PowerPoint, and PDF documents. In addition, it allows users to export data to popular files, such as MS Word/Excel/RTF/Access, PowerPoint, PDF, XPS, HTML, XML, Text, CSV, DBF, clipboard, SYLK, etc.
The most independent Office. NET Component, Spire. Office does not need to install Microsoft Office files on the system. In addition, it can better replace Microsoft
The Menu Designer is usually attached to visual programming tools. You can use it to conveniently and quickly edit and design menus. This document describes how to use the Menu Designer to design menus and how to implement personalized menus.
The following describes in detail how to design menus in VB. NET and how to process menus.
I. Use the Menu Designer in Vi
"Autodesk.AutoCAD.EditorInput.Editor" class to display the text in the AutoCAD command line. Expand the objectdbx. NET Managed Wrapper object (shown in the Object Browser as ACDBMGD), and the classes in this object will be used to access and edit the entities in the AutoCAD graphic (this section will be covered in a later section). NBSP;4) after referencing the Objectarx.
Chapter 2 "Hello World": creating a projectIn this chapter, we will not use the ObjectARX Wizard to create a new project. We will use Visual Studio. NET to create a new class library project. Through this project, you can create a. NET dll file that can be loaded by AutoCAD. This dll file will add a new command named "HelloWorld" to AutoCAD. After you run this command, the "Hello World" text is displayed on
The 1th chapter Hello World: The creation of the project
In this chapter, we will not use the Objectarx Wizard to create a new project. We will use visual Studio. NET to create a new class library project. With this project, you can create a. NET DLL file that can be loaded by AutoCAD. This DLL file will add a new command named "HelloWorld" to AutoCAD. When the user runs this command, the "Hello World" text
Sender: xxhn (Hunan), email area: mathtoolsQuestion: MATLAB hybrid programming wizard (VC, VB,. Net ...)Mailing site: BBS shuimu Tsinghua station (Fri May 23 09:32:12 2003)
1. Mixed compilation of MATLAB and VC1. Use MCC to convert the M file of MATLAB to CPP, c file or DLL for VC to call:This implementation recommends methods summarized by zosco and ljw in the serum area (x-6-1-4-3-1 and 2)VC settings see
As a loyal C # fan, VB. NET is rarely used for writing.Code. C # The meaning of several symbols can be expressed. In VB. NET, a lot of words are often needed to express the meaning (in another perspective, this may also be an advantage in the eyes of others ). Maybe the C/C ++/C # code is too much to read. Check
In the first 2 articles these. NET open source project you know what? Let. NET open source come out a little more violently and that. NET open source project you know what? make. NET open source more violent! In the (second series), the crowd was in high spirits. Once again come up with your own Sihuo, working with ope
Open-source documentation and report processing components on the. NET platform include Execel PDF Word and. netexecel
Do you know these. NET open source projects in the first two articles? Do you know how to make. NET open-source projects more intense? Make. NET open source
The data table is displayed. Using the datagridview control, you can display and edit tables from different data sources. It is very simple and intuitive to bind data to the DataGridView control, in most cases, you only need to set the DataSource attribute. When binding to a database source that contains multiple lists or tables, you only need to set the DataMember attribute to the bound list or table string. The data room charging system used the dat
5.0 or 6.0. I want to solve this problem by changing the setting permissions. I have changed a lot. The effect is from one error to another!Later, I checked the information on the Internet and was inspired by the following code: (I like to use VB. NET to perform a com test .)
Imports
Word
=
Microsoft. Office. InterOP. Word
Imports
PDF
=
Acrodistx
DataGridView, translated into Chinese means data table display, using the DataGridView control, you can display and edit tables from different types of data sources, binding data to DataGridView controls is very simple and intuitive, in most cases, Just set the DataSource property, and when you bind to a database source that contains multiple lists or tables, you only need to set the DataMember property to the bound list or to the string of the table.
. Compile the project first and get a Mydll1.map file containing the name modification of the DLL member function
Because as a beginner or even as a senior expert, it's difficult to figure out the rules of the member function name modification, so you have to rely on the compiler itself to figure out the decorated name.
6. Edit the Mydll1.def file as follows:
LIBRARY
exports
Add =? add@ @YGHHH @z
Shuchu =? shuchu@ @YGXXZ
7. Compile the pr
information on the Internet and was inspired by the following code: (I like to use VB. NET to perform a COM test .)Copy and save
ImportsWord = Microsoft. Office. Interop. WordImportsPDF = nvidistxlibDimRangeAs New Object() Range = Word. WdPrintOutRange. wdPrintAllDocumentDimItemAs New Object() Item = Word. WdPrintOutItem. wdPrintDocumentContentDimPageTypeAs New Object() PageType = Word. WdPrintOutPages. wd
"Browse, edit, delete, add" feature in the same form, as illustrated by an example (note: The development tool is Microsoft Visual Studio.) NET 2003, the sample database is "pubs" in SQL Server 2000; The following code, which takes VB as an example, also applies to other development languages in Vs.net.
One, a field that is not allowed to be null values is boun
expert, it is difficult to figure out the rules for member function name modification, so you have to rely on the compiler itself to figure out the decorated name.6. Edit the Mydll1.def file as follows:Libraryexports Add = [email protected]@[email protected] Shuchu = [email protected] @YGXXZ 7. Compile the project once again.This completes a Mydll1.DLL file that can be called by the vb.net, and copies the file into the \Bin\Debug folder under
Use vb.net to knock three layers, seven layers, but when you turn on regenerate, the following error occurs.The error window displays:Unable to open module file "C:\Users\sq\AppData\Local\Temp\. Netframework,version=v4.5,assemblyattributes.vb ": The system cannot find the file specified. Just started to ignore, but a succession of several times, so online check this error. It turns out to be a privilege issue.Workaround:First let vs run as Administrator. The following are the steps: Right-click
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