宣布Iron Software的$10,000開發者寫作比賽：您的技術寫作技能比您想像的更有價值

using IronOcr;

var ocr = new IronTesseract();
ocr.Language = OcrLanguage.German;

using var input = new OcrInput();
input.LoadPdf("german-document.pdf");

var result = ocr.Read(input);
Console.WriteLine(result.Text);

Imports IronOcr

Dim ocr As New IronTesseract()
ocr.Language = OcrLanguage.German

Using input As New OcrInput()
    input.LoadPdf("german-document.pdf")

    Dim result = ocr.Read(input)
    Console.WriteLine(result.Text)
End Using

using IronBarCode;

var results = BarcodeReader.Read("barcode-image.png");
foreach (var barcode in results)
{
    Console.WriteLine($"Value: {barcode.Value}");
    Console.WriteLine($"Type: {barcode.BarcodeType}");
}

Imports IronBarCode

Dim results = BarcodeReader.Read("barcode-image.png")
For Each barcode In results
    Console.WriteLine($"Value: {barcode.Value}")
    Console.WriteLine($"Type: {barcode.BarcodeType}")
Next

using IronBarCode;

var readOptions = new BarcodeReaderOptions
{
    ExpectMultipleBarcodes = true,
    ExpectBarcodeTypes = BarcodeEncoding.AllOneDimensional | BarcodeEncoding.AllTwoDimensional
};

var results = BarcodeReader.Read("multi-barcode-image.png", readOptions);
Console.WriteLine($"Found {results.Count()} barcodes");

Imports IronBarCode

Dim readOptions As New BarcodeReaderOptions With {
    .ExpectMultipleBarcodes = True,
    .ExpectBarcodeTypes = BarcodeEncoding.AllOneDimensional Or BarcodeEncoding.AllTwoDimensional
}

Dim results = BarcodeReader.Read("multi-barcode-image.png", readOptions)
Console.WriteLine($"Found {results.Count()} barcodes")

using IronXL;

var workbook = WorkBook.Load("financial-report.xlsx");
var worksheet = workbook.WorkSheets["Q4 Results"];

// Calculate totals with .NET 10 performance
var totalRevenue = worksheet["B2:B50"].Sum();
var averageProfit = worksheet["C2:C50"].Avg();

Console.WriteLine($"Total Revenue: ${totalRevenue:N2}");
Console.WriteLine($"Average Profit: ${averageProfit:N2}");

workbook.SaveAs("updated-report.xlsx");

Imports IronXL

Dim workbook = WorkBook.Load("financial-report.xlsx")
Dim worksheet = workbook.WorkSheets("Q4 Results")

' Calculate totals with .NET 10 performance
Dim totalRevenue = worksheet("B2:B50").Sum()
Dim averageProfit = worksheet("C2:C50").Avg()

Console.WriteLine($"Total Revenue: {totalRevenue:N2}")
Console.WriteLine($"Average Profit: {averageProfit:N2}")

workbook.SaveAs("updated-report.xlsx")

using IronXL;
using System.Data;

var workbook = WorkBook.Load("data.xlsx");
var worksheet = workbook.DefaultWorkSheet;

// Convert Excel to DataTable with enhanced performance
var dataTable = worksheet.ToDataTable(true);

foreach (DataRow row in dataTable.Rows)
{
    Console.WriteLine($"{row["Name"]}: {row["Value"]}");
}

Imports IronXL
Imports System.Data

Dim workbook = WorkBook.Load("data.xlsx")
Dim worksheet = workbook.DefaultWorkSheet

' Convert Excel to DataTable with enhanced performance
Dim dataTable = worksheet.ToDataTable(True)

For Each row As DataRow In dataTable.Rows
    Console.WriteLine($"{row("Name")}: {row("Value")}")
Next

using IronPdf;
using System.Diagnostics;

var stopwatch = Stopwatch.StartNew();

var renderer = new ChromePdfRenderer();
var pdf = renderer.RenderHtmlAsPdf("<h1>Performance Test</h1>");

stopwatch.Stop();
Console.WriteLine($"PDF generation took {stopwatch.ElapsedMilliseconds}ms");

Imports IronPdf
Imports System.Diagnostics

Dim stopwatch As Stopwatch = Stopwatch.StartNew()

Dim renderer As New ChromePdfRenderer()
Dim pdf = renderer.RenderHtmlAsPdf("<h1>Performance Test</h1>")

stopwatch.Stop()
Console.WriteLine($"PDF generation took {stopwatch.ElapsedMilliseconds}ms")

using IronPdf;

var builder = WebApplication.CreateBuilder(args);
var app = builder.Build();

app.MapPost("/generate-pdf", async (string html) =>
{
    var renderer = new ChromePdfRenderer();
    var pdf = renderer.RenderHtmlAsPdf(html);
    return Results.File(pdf.BinaryData, "application/pdf", "generated.pdf");
});

app.Run();

Imports IronPdf

Dim builder = WebApplication.CreateBuilder(args)
Dim app = builder.Build()

app.MapPost("/generate-pdf", Async Function(html As String)
    Dim renderer = New ChromePdfRenderer()
    Dim pdf = renderer.RenderHtmlAsPdf(html)
    Return Results.File(pdf.BinaryData, "application/pdf", "generated.pdf")
End Function)

app.Run()

using IronPdf;

var renderer = new ChromePdfRenderer();

ReadOnlySpan<string> htmlPages = 
[
    "<h1>Page 1</h1>",
    "<h1>Page 2</h1>",
    "<h1>Page 3</h1>"
];

foreach (var page in htmlPages)
{
    var pdf = renderer.RenderHtmlAsPdf(page);
    // Process each PDF
}

Imports IronPdf

Dim renderer As New ChromePdfRenderer()

Dim htmlPages As ReadOnlySpan(Of String) = 
{
    "<h1>Page 1</h1>",
    "<h1>Page 2</h1>",
    "<h1>Page 3</h1>"
}

For Each page In htmlPages
    Dim pdf = renderer.RenderHtmlAsPdf(page)
    ' Process each PDF
Next

using IronOcr;

string? ExtractText(string? imagePath)
{
    if (imagePath is null) return null;

    var ocr = new IronTesseract();
    using var input = new OcrInput();
    input.LoadImage(imagePath);
    return ocr.Read(input)?.Text;
}

Imports IronOcr

Function ExtractText(imagePath As String) As String
    If imagePath Is Nothing Then Return Nothing

    Dim ocr = New IronTesseract()
    Using input = New OcrInput()
        input.LoadImage(imagePath)
        Return ocr.Read(input)?.Text
    End Using
End Function