如何在 C# 中导出文件到 CSV

using IronXL;
using IronXL.Options;
using System;

class Program
{
    static void Main(string[] args)
    {
        // Array of student names
        string[] students = { "AAA", "BBB", "CCC", "DDD", "EEE", "FFF" };

        // Create a new workbook with an Excel file format of XLS
        var workBook = WorkBook.Create(ExcelFileFormat.XLS);

        // Get the default worksheet (where student data will be written)
        var workSheet = workBook.DefaultWorkSheet;

        // Start adding data to worksheet from row 1
        int rowCount = 1;
        foreach (var student in students)
        {
            // Set the value in column A for student ID
            workSheet["A" + rowCount].Value = rowCount.ToString();

            // Set the value in column B for student name
            workSheet["B" + rowCount].Value = student.ToString();
            rowCount++;
        }

        // Save the workbook as a CSV file with a specified delimiter
        workBook.SaveAsCsv("Sample.csv", ";");

        // Alternately, convert the workbook to a stream
        var stream = workBook.ToStream();
    }
}

Imports IronXL
Imports IronXL.Options
Imports System

Friend Class Program
	Shared Sub Main(ByVal args() As String)
		' Array of student names
		Dim students() As String = { "AAA", "BBB", "CCC", "DDD", "EEE", "FFF" }

		' Create a new workbook with an Excel file format of XLS
		Dim workBook = WorkBook.Create(ExcelFileFormat.XLS)

		' Get the default worksheet (where student data will be written)
		Dim workSheet = workBook.DefaultWorkSheet

		' Start adding data to worksheet from row 1
		Dim rowCount As Integer = 1
		For Each student In students
			' Set the value in column A for student ID
			workSheet("A" & rowCount).Value = rowCount.ToString()

			' Set the value in column B for student name
			workSheet("B" & rowCount).Value = student.ToString()
			rowCount += 1
		Next student

		' Save the workbook as a CSV file with a specified delimiter
		workBook.SaveAsCsv("Sample.csv", ";")

		' Alternately, convert the workbook to a stream
		Dim stream = workBook.ToStream()
	End Sub
End Class