RemoveSignature

RemoveSignature(string)

根据签名的名字去掉签名。

public void RemoveSignature(string signName)
范围类型描述
signNameString签名的名称。

例子

[C#]
string inFile = TestPath + "example1.pdf";
PdfFileSignature pdfSign = new PdfFileSignature();
pdfSign.BindPdf(inFile); 
IList names = pdfSign.GetSignNames();
for(int i = 0; i < names.Count; i++)
{
   pdfSign.RemoveSignature((string)names[i]);
}
pdfSign.Save(TestPath + "signed_removed.pdf");
[Visual Basic]
Dim pdfSign as PdfFileSignature = new PdfFileSignature
pdfSign.BindPdf(inFile)
Dim names as IList
names = pdfSign.GetSignNames()
For i = 0 To names.Count
 pdfSign.RemoveSignature((string)names[i])
Next i
pdfSign.Save(TestPath + "signed_removed.pdf")

也可以看看


RemoveSignature(string, bool)

根据签名的名称删除签名。

public void RemoveSignature(string signName, bool removeField)
范围类型描述
signNameString签名的名称。
removeFieldBoolean如果设置为 true,则从文档中删除签名和字段;否则,仅签名。

例子

[C#]
string inFile = TestPath + "example1.pdf";
PdfFileSignature pdfSign = new PdfFileSignature();
pdfSign.BindPdf(inFile); 
IList names = pdfSign.GetSignNames();
for(int i = 0; i < names.Count; i++)
{
   pdfSign.RemoveSignature((string)names[i], false);
}
pdfSign.Save(TestPath + "signed_removed.pdf");
[Visual Basic]
Dim pdfSign as PdfFileSignature = new PdfFileSignature
pdfSign.BindPdf(inFile)
Dim names as IList
names = pdfSign.GetSignNames()
For i = 0 To names.Count
 pdfSign.RemoveSignature((string)names[i], false)
Next i
pdfSign.Save(TestPath + "signed_removed.pdf")

也可以看看