C# Enumerable (개발자를 위한 작동 원리)

using System;
using System.Collections.Generic;
using System.Linq;
using IronPdf;

public class Employee
{
    public string Name { get; set; }
    public string Position { get; set; }
    public int Age { get; set; }
}

public class Program
{
    public static void Main(string[] args)
    {
        // Sample employee data
        var employees = new List<Employee>
        {
            new Employee { Name = "John Doe", Position = "Developer", Age = 30 },
            new Employee { Name = "Jane Smith", Position = "Designer", Age = 25 },
            new Employee { Name = "Sam Wilson", Position = "Manager", Age = 35 }
        };

        // Filter and sort data using LINQ
        var filteredEmployees = employees
            .Where(e => e.Age >= 25)
            .OrderBy(e => e.Name)
            .ToList();

        // Generate HTML for the PDF
        string html = "<h1 style='text-align:center;'>Employee Report</h1>" +
                      "<table style='width:100%; border-collapse: collapse;'>" +
                      "<tr style='background-color: #f2f2f2;'>" +
                      "<th style='border: 1px solid black; padding: 8px;'>Name</th>" +
                      "<th style='border: 1px solid black; padding: 8px;'>Position</th>" +
                      "<th style='border: 1px solid black; padding: 8px;'>Age</th></tr>";

        foreach (var employee in filteredEmployees)
        {
            html += $"<tr>" +
                    $"<td style='border: 1px solid black; padding: 8px;'>{employee.Name}</td>" +
                    $"<td style='border: 1px solid black; padding: 8px;'>{employee.Position}</td>" +
                    $"<td style='border: 1px solid black; padding: 8px;'>{employee.Age}</td>" +
                    $"</tr>";
        }
        html += "</table>";

        // Initialize ChromePdfRenderer
        ChromePdfRenderer renderer = new ChromePdfRenderer();

        // Render the HTML to a PDF
        try
        {
            var pdf = renderer.RenderHtmlAsPdf(html);
            string outputPath = "EmployeeReport.pdf";
            pdf.SaveAs(outputPath);
            Console.WriteLine($"PDF generated successfully at: {outputPath}");
        }
        catch (Exception ex)
        {
            Console.WriteLine($"Error generating PDF: {ex.Message}");
        }
    }
}

Imports System
Imports System.Collections.Generic
Imports System.Linq
Imports IronPdf

Public Class Employee
	Public Property Name() As String
	Public Property Position() As String
	Public Property Age() As Integer
End Class

Public Class Program
	Public Shared Sub Main(ByVal args() As String)
		' Sample employee data
		Dim employees = New List(Of Employee) From {
			New Employee With {
				.Name = "John Doe",
				.Position = "Developer",
				.Age = 30
			},
			New Employee With {
				.Name = "Jane Smith",
				.Position = "Designer",
				.Age = 25
			},
			New Employee With {
				.Name = "Sam Wilson",
				.Position = "Manager",
				.Age = 35
			}
		}

		' Filter and sort data using LINQ
		Dim filteredEmployees = employees.Where(Function(e) e.Age >= 25).OrderBy(Function(e) e.Name).ToList()

		' Generate HTML for the PDF
		Dim html As String = "<h1 style='text-align:center;'>Employee Report</h1>" & "<table style='width:100%; border-collapse: collapse;'>" & "<tr style='background-color: #f2f2f2;'>" & "<th style='border: 1px solid black; padding: 8px;'>Name</th>" & "<th style='border: 1px solid black; padding: 8px;'>Position</th>" & "<th style='border: 1px solid black; padding: 8px;'>Age</th></tr>"

		For Each employee In filteredEmployees
			html &= $"<tr>" & $"<td style='border: 1px solid black; padding: 8px;'>{employee.Name}</td>" & $"<td style='border: 1px solid black; padding: 8px;'>{employee.Position}</td>" & $"<td style='border: 1px solid black; padding: 8px;'>{employee.Age}</td>" & $"</tr>"
		Next employee
		html &= "</table>"

		' Initialize ChromePdfRenderer
		Dim renderer As New ChromePdfRenderer()

		' Render the HTML to a PDF
		Try
			Dim pdf = renderer.RenderHtmlAsPdf(html)
			Dim outputPath As String = "EmployeeReport.pdf"
			pdf.SaveAs(outputPath)
			Console.WriteLine($"PDF generated successfully at: {outputPath}")
		Catch ex As Exception
			Console.WriteLine($"Error generating PDF: {ex.Message}")
		End Try
	End Sub
End Class