vba bootcamp

IamlaosongDiscover a phenomenon that When the application.calculation is automatically calculated, the 2003 version does not seem to reduce the speed of VBA, but the 2007 version has a significant impact and is particularly noticeable when the data is large, especially when the volume is high, and the speed reduction is unbearable. To do this, you must change the application.calculation state to Manual mode, and then restore it at the end of the run.

Sometimes Excel VBA is used to deal with some things. After all, I am a lazy person, and I always like to try to hand over repetitive work to the computer for processing, so that I can prove that my brain is still running, summarize some methods for reading and parsing local file directories in VBA. 1' this function is used to obtain the names of all folders in the specified directory. 2 sub readfile () 3

VBA: Introduction and examples of dictionaries, and examples of vba dictionariesBasic statement Sub dictest () 'Other detailed explanations for reference: http://club.excelhome.net/thread-868892-1-1.html' dictionary introduction' dictionary object is equivalent to a Union array, which is composed of a unique Key) combined with its Items, 'vba dictionary has six m

1:excel number of rows in a tableSheets (1). UsedRange.Rows.CountSheets (1). UsedRange.Columns.CountOrSheets (1). Range ("A65536"). End (Xlup). Rowsheets (1). Range ("A65536"). End (Xlup). ColumnA point to note is that before the Mac (Apple System) on the friend of the Excel VBA programming, with the above code will be error, can only use the following type of wording;2: CopyLine copy:' Copy the nth row in table 1 to the first row in table 2, from "A1

VBA Object Architecture Application Object--represents the entire Microsoft Excel application Common Properties Common methods Common events ActiveCell OnWindow Calculate Sheetactive ActiveSheet Path ConvertFormula Sheetdeactive ActiveWindow PathSeparator OnKey SheetFollowHyperlink ActiveWorkbook Range I

IamlaosongWhen using VBA to process Excel files, the key fields of the column number programming is often not known, need to pass parameter settings to know, therefore, when we program, we can not use such a statement to take the number of valid rows:Lineno = [B65536]. End (Xlup). RowThe column name "B" in the above statement, if it is a variable, can be implemented in the form of a string connection, namely:pos_ems = "C"Lineno = Range (pos_ems "6553

IamlaosongWhen the Excel file is processed with VBA, the column number of the keyword segment is often not known when programming. Need to know by the number of parameters, so. When we program, we cannot use this statement to take a valid number of rows:Lineno = [B65536]. End (Xlup). Row ' find valid rows from bottom to topThe column name "B" in the above statement is assumed to be a variable. Can be implemented in the form of a string connection, nam

IamlaosongLooking at a simple loop program, after VBA reads the data from the database, you need to enter a summation formula in the last cell:The formula means cells (i, 9) = Cells (I, 6) + cells (i,7) +cells (I, 8), where rc[-3] represents the formula in the same row The first 3 columns of the cell.How do I represent the first 3 rows in the same column? Very simple, with r[-3]c on it. And so on, the same row after three columns is rc[3], the curre

Iamlasong VBA programming achieves random output without repeating. The random function in VBA is RND, and the random function in worksheet is Rand. The difference between the word and can be remembered. The RND value range is [0, 1). It indicates a random number between 0 and 1, which contains 0, but does not contain 1. 1. Usage Syntax: RND [(number)]If the value of number is generated by randomizeIf the v

[Getting started with VBA] commonly used and interpreted VBA [A65536]. End (xlup). Row 'a column last row to the first row with a value [A1]. End (xldown). Row 'a column first row down first row with a value [Iv1]. End (xltoleft). column' the last column of the first row has a number column to the first column on the left. [A1]. End (xltoright). Column 'specifies the number of columns in the first column of

That is, add a worksheet to the workbook, and then move out of the workbook to a new workbook, and copy the code of one module of the workbook to the new workbook before moving out. Here is the key code: '====================================================================== 'Each class list is saved as a single XLS fileActivesheet.moveChDirMyPath'Ignore dialog box, overwrite saveApplication.DisplayAlerts =False 'class name increase "examinee number Processing"

Technorati labels: VBA, loop, for, while, do From: julitta korol, "access.2003.programming. By. example. With. VBA. xml. And. asp", by wordware Publishing, Inc. 2005, p91-p101 (1) using the do... While Loop Do While Condition Statement1 Statement2 Statementn Loop (2) continuously display an input box until the user enters the correct password Do While pword Pword = inputbox ("what is the report p

[VBA study] how to assign cell data to arrays and vba cell arrays Author: iamlaosong You can assign the data in a worksheet to an array or assign the data in an array to a worksheet. There are two types of data: one is a loop method, one by one, this method is generally used when special processing is required for each data. The other method is to use a value assignment statement at a time. In terms of spee

Rearrange strings InStr left LTrim mid right RTrim trim like Working with strings Split Jion Splitting and connecting strings InstanceSub StrComp operation ()MsgBox StrComp ("ABCD", "ABCD", 1) ' parameter 1 in text comparison, case-insensitive, return 0, representing equalityMsgBox StrComp ("ABCD", "ABCD", 0) ' parameter 0, in binary comparison, returns-1, indicating that the former is less than the latterEnd SubSub StrConv operation ()Msg

" ObjMailItem.Attachments.Add exceltowordtopdf (rowindex) Objmailitem.display' Objmailitem.sendNext' Dim objMailItem as Object ' MailItem‘' Set objMailItem = Objapp.createitem (0)‘' objmailitem.to = ' [email protected] '' objmailitem.cc = ' "' Objmailitem.subject = ' Hello World '' Objmailitem.body = ' This is a test mail '"' ObjMailItem.Attachments.Add strpath‘' Objmailitem.display"' Objmailitem.send‘' MsgBox ' success! ", vbinformationEnd SubSub TestFunc () ' defines a string-type parameter sD

For background information, see: Excel and VBAProgramDesign latest news Writing progress This chapter is mainly prepared for readers who have no programming experience. Since there has never been any similar writing experience, it is not clear whether the content can be easily understood to achieve this purpose, we also hope that you will put forward suggestions and suggestions for improvement on the content and form. The detailed content of VBA