中止令牌
该功能允许用户以毫秒为单位暂停当前线程一段时间。
这有助于在程序或应用程序运行时出现卡顿的情况下读取大型输入文件。
using IronOcr;
using System.Threading;
// Opens a Large PDF which may need to be cancelled early
IronTesseract ocrTesseract = new IronTesseract() { Language = OcrLanguage.English };
using var ocrInput = new OcrInput();
ocrInput.LoadPdf("large-report.pdf");
// Starts a read on the PDF using IronOCR
OcrReadTask ocrRead = ocrTesseract.ReadAsync(ocrInput);
Thread.Sleep(1000); // Time passes...
// Cancellation Example:
ocrRead.Cancel();
ocrRead.Wait();Imports IronOcr
Imports System.Threading
' Opens a Large PDF which may need to be cancelled early
Private ocrTesseract As New IronTesseract() With {.Language = OcrLanguage.English}
Private ocrInput = New OcrInput()
ocrInput.LoadPdf("large-report.pdf")
' Starts a read on the PDF using IronOCR
Dim ocrRead As OcrReadTask = ocrTesseract.ReadAsync(ocrInput)
Thread.Sleep(1000) ' Time passes...
' Cancellation Example:
ocrRead.Cancel()
ocrRead.Wait()
