[VB.Net] msgbox用法

  


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[VB.Net] 使用ClosedXML匯出資料到 Excel

  匯出 DataGridView 資料到 Excel   Imports ClosedXML.Excel Using stream As FileStream = New FileStream(filePath, FileMode.Open, FileAccess.ReadWrite) Using memoryStream As New MemoryStream() ' 初始化ExcelPackage，並讀取模板' Using workbook As New XLWorkbook(stream) Dim worksheet = workbook.Worksheet(1) ' 假設操作第一個工作表' #Region "塞入欄位" worksheet.Cells("A6").Value = "需填入的值" #End Region '儲存 Excel 文件到 MemoryStream' workbook.SaveAs(memoryStream) End Using Dim sfd As New SaveFileDialog() sfd.Filter = "Excel(*.xlsx)|*.xlsx" ' 設定預設檔案名稱' sfd.FileName = "檔案名稱" + ".xlsx" If (sfd.ShowDialog() = DialogResult.OK) Then '將 MemoryStream 位置重設為 0 (從頭開始讀取)' memoryStream.Position = 0 '將 Stream 轉換為 Byte 陣列並寫入檔案' My.Computer.FileSyst...
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[VB.Net] UI介面多國語系切換功能

UI介面多國語系切換功能   Imports System.ComponentModel Imports System.Globalization Imports System.Resources 'UI介面語系轉換 Public Class C_UILanguage Private systemResourceManager As ResourceManager Private errorResourceManager As ResourceManager Dim CRM As System.ComponentModel.ComponentResourceManager Public Sub New() systemResourceManager = New ResourceManager("專案名稱.Resources", GetType(C_UILanguage).Assembly) errorResourceManager = New ResourceManager("專案名稱.Resources.ErrorMessages", GetType(C_UILanguage).Assembly) End Sub Public Sub _Main(ByVal _Form As Windows.Forms.Form) '檢查引數 If _Form Is Nothing Then _Form.Text = "Form" Throw New ArgumentNullException(_Form.Text) End If CRM = Nothing '切換介面顯示的語言 Try CRM = New ComponentResourceManager(_Form.GetType) ' 設置表單的標題 CRM.ApplyResources(_Form, "$this...
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