Class PdfMetaData

A class defining PDF file MetaData.

Allows File MetaData to be read and set including: Authors, File Dates, Keywords, Title and Subject

Implemented in IronPdf.MetaData.

Inheritance
System.Object
PdfMetaData
Namespace: IronPdf.MetaData
Assembly: IronPdf.dll
Syntax
public class PdfMetaData : Object

Properties

Author

Gets or sets the Author of the document.

Declaration
public string Author { get; set; }
Property Value
Type Description
System.String

The author name as a string.

CreationDate

Gets or sets the PDF file creation DateTime.

Declaration
public DateTime CreationDate { get; set; }
Property Value
Type Description
System.DateTime

DateTime of PDF file creation as a Local Time. Use CreationDate.ToUniversalTime() to return a UTC DateTime

Creator

Gets or sets the Creator of the document.

Declaration
public string Creator { get; set; }
Property Value
Type Description
System.String

The creator name as a string.

CustomProperties

Property defining custom MetaData properties of the document.

Declaration
public PdfCustomMetadataProperties CustomProperties { get; }
Property Value
Type Description
PdfCustomMetadataProperties

Keywords

Gets or sets the Keywords of the document. This helps search indexes and operating systems correctly index the PDF.

Declaration
public string Keywords { get; set; }
Property Value
Type Description
System.String

The Keywords of the document as a string. It is customary to use comma separation between keywords.

ModifiedDate

Gets or sets the PDF file last-modified DateTime.

Declaration
public DateTime ModifiedDate { get; set; }
Property Value
Type Description
System.DateTime

DateTime of PDF file modification as a Local Time. Use ModifiedDate.ToUniversalTime() to return a UTC DateTime.

Producer

Gets or sets the Producer of the document.

Declaration
public string Producer { get; set; }
Property Value
Type Description
System.String

The producer name as a string.

Subject

Gets or sets the Subject of the document. This helps search indexes and operating systems correctly index the PDF, and may appear in PDF viewer software.

Declaration
public string Subject { get; set; }
Property Value
Type Description
System.String

The Subject of the document as a string.

Title

Gets or sets the Title of the document. This helps search indexes and operating systems correctly index the PDF, and may appear in PDF viewer software.

Declaration
public string Title { get; set; }
Property Value
Type Description
System.String

The Title of the document as a string.

Methods

GetMetaDataDictionary()

Gets all available MetaData as a dictionary.

Declaration
public Dictionary<string, string> GetMetaDataDictionary()
Returns
Type Description
System.Collections.Generic.Dictionary<System.String, System.String>

Current MetaData dictionary

Keys()

Gets all available MetaData keys of the document.

Declaration
public List<string> Keys()
Returns
Type Description
System.Collections.Generic.List<System.String>

RemoveMetaDataKey(String)

Removes a MetaData key of the document.

Declaration
public void RemoveMetaDataKey(string key)
Parameters
Type Name Description
System.String key

SetMetaDataDictionary(Dictionary<String, String>)

Overwrites whole MetaData from a given dictionary.

This method is the fastest and most efficient way to edit or clear PDF MetaData. Highly recommended for Docker / GRPC usage.

Declaration
public void SetMetaDataDictionary(Dictionary<string, string> newDictionary)
Parameters
Type Name Description
System.Collections.Generic.Dictionary<System.String, System.String> newDictionary

a new MetaData dictionary
See Also