Delphi ActiveX Requires Chilkat v11.0.0+

Unzip Text File to String

See more Zip Examples

Demonstrates how to open a .zip and extract the 1st file (assuming it's a text file) to a string variable. Delphi ActiveX

var
success: Integer;
zip: TChilkatZip;
entry: TChilkatZipEntry;
fileContents: WideString;

begin
success := 0;

//  This example requires the Chilkat API to have been previously unlocked.
//  See Global Unlock Sample for sample code.

zip := TChilkatZip.Create(Self);

success := zip.OpenZip('qa_data/zips/EC16100.zip');
if (success = 0) then
  begin
    Memo1.Lines.Add(zip.LastErrorText);
    Exit;
  end;

//  Get the 1st file in the .zip
entry := TChilkatZipEntry.Create(Self);
success := zip.EntryAt(0,entry.ControlInterface);
if (success = 0) then
  begin
    Memo1.Lines.Add(zip.LastErrorText);
    Exit;
  end;

fileContents := entry.UnzipToString(0,'utf-8');
Memo1.Lines.Add(fileContents);