Returns a field from the header.

Declaration

Parameters

• Index - index of the header field
• Name - name of the header field

Return value

    Header field.

Description

     Use this method when you want to get any field from the header.
    You can get field by its index or by name. There can be several fields with one name. In this case Index parameter specifies number of the field among fields of the same name. If you specify only Name then the first present field with this name will be returned.