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Itextsharp infrastructure

2022-04-23 01:24:00 【Sunshine in front of the heart】

The general structure 

 //1.  establish Document  example 
 Document doc = new Document();
 //2.  establish PdfWriter  example 
 PdfWriter.GetInstance(doc, new FileStream("Chapter01.pdf", FileMode.Create));
 //3.  Open the document 
 doc.Open();
 //4.  Add the content to be displayed to the document  
 doc.Add(new Paragraph("Hello World!"));
 //5.  close document 
 doc.Close();

Safety structure 

 // Use  using  The execution of brace contents is completed   Automatically close documents  
 //1.  create documents 
 using (Document doc = new Document())
 {
    
     //2.  establish PDfWriter
     PdfWriter.GetInstance(doc, new FileStream("Chapter01.pdf", FileMode.Create));
     //3.  Open the document 
     doc.Open();
     //4.  According to the content   Add documents 
     doc.Add(new Paragraph("Hello World!"));
 }

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