type OpenXmlAttribute = class
public
    function Create(_prefix: string; _local_name: string);overload;
    function Create(_prefix: string; _local_name: string; _value: any);overload;

    property NamespaceUri read Value write Value;

public
    LocalName: string;
    Prefix: string;
    ElementName: string;
    Value: any;
end;

function OpenXmlAttribute.Create(_prefix: string; _local_name: string);overload;
begin
    {self.}Create(_prefix, _local_name, nil);
end;

function OpenXmlAttribute.Create(_prefix: string; _local_name: string; _value: any);overload;
begin
    {self.}Prefix := _prefix;
    {self.}LocalName := _local_name;
    {self.}Value := _value;
    {self.}ElementName := ifString({self.}Prefix) and {self.}Prefix <> "" ? format("%s:%s", {self.}Prefix, {self.}LocalName) : {self.}LocalName;
end;