autumn的博客_vb基础

VB字符串函数大全(经典收藏)

VB字符串函数大全(经典收藏)函数(functions)Abs(number)返回绝对值。Array(arglist)创建一个数组。Asc(str

vb

string

date

character

vbscript

转载 2023-06-19 16:46:49 2668 阅读

如何给vb的UserControl添加属性、方法和事件?

一、属性的派生Public Property Let 属性名(ByVal NewValue As 类型名) PropertyChanged

Public

默认值

方法名

转载 2023-06-19 15:29:11 118 阅读

vb commondialog 如何设置初始化路径啊?

属性FileName中包含有上次选择的文件名（路径＋文件名），用如下代码可实现：dim s as stri

vb

dll

matlab

c#

date

转载 2023-06-17 07:24:28 120 阅读

Open "SetupInfo.txt" For Input As #1

Private Sub Form_Load() Dim Lstr As String 'Dim b As Byte Open "SetupInfo.txt" For Input As #1 Do While Not EOF(1) Line Input #1, Lstr 'Text4.Text = Text4.tex & Lstr & vbCrLf 'b = Lstr(0) 'Pri

input

string

Line

Text

原创 2023-06-16 11:03:10 45 阅读

DisableScreenSave

Private Declare Function SystemParametersInfo Lib "user32" Alias "SystemParametersInfoA" (ByVal uAction As Long, ByVal uParam As Long, ByVal lpvParam As Long, ByVal fuWinIni As Long) As Long Const S

integer

function

user

H2

转载 2023-06-16 10:59:39 32 阅读

Public Function MyReplace(rng As Range

Public Function MyReplace(rng As Range, strFrom As String, strTo As String) As String'Merge = ThisWorkbook.NameDim Str As StringStr = ""Dim n As RangeFor Each n In rng If n.Value

Public

转载 2023-05-16 15:17:48 69 阅读

VB使用ADODB操作数据库的常用方法

VB使用ADODB操作数据库的常用方法ADO常用方法下面是我所掌握的使用ADO对数据库

数据库

字段

SQL

转载 2023-05-16 12:08:05 56 阅读

VB ADODB中的RecordSet.Open打开记录的两个参数adOpenKeyset、adLockBatchOptimistic的详细说明

VB ADODB中的RecordSet.Open打开记录的两个参数adOpenKeyset、adLockBatchO

数据源

动态游标

数据

转载 2023-05-16 12:07:47 27 阅读

如何知道ADODB.COMMAND的execute是否成功

CMD.CommandText = "insert table1 values(……)" CMD.ActiveConnection = Conn CMD.Execute If Conn.Errors.Count>0 Then MsgBox "有错误！" End If

88

转载 2023-05-16 11:59:51 69 阅读

Sub ShowSth(Optional msg As String = "Hi")

class3.clsPublic Sub ShowSth(Optional msg As String = "Hi")If msg MsgBox msgEnd IfEnd SubPrivate Sub btnOptional_Click()Dim

Click

Public

转载 2023-05-16 11:52:58 33 阅读

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VB字符串函数大全(经典收藏)

如何给vb的UserControl添加属性、方法和事件?

vb commondialog 如何设置初始化路径啊?

Open "SetupInfo.txt" For Input As #1

DisableScreenSave

Public Function MyReplace(rng As Range

VB使用ADODB操作数据库的常用方法

VB ADODB中的RecordSet.Open打开记录的两个参数adOpenKeyset、adLockBatchOptimistic的详细说明

如何知道ADODB.COMMAND的execute是否成功

Sub ShowSth(Optional msg As String = "Hi")