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(Unicode C++) Remove a File from a .zipDemonstrates how to remove a file from a .zip. Note: This example requires Chilkat v11.0.0 or greater.
#include <CkZipW.h> #include <CkZipEntryW.h> void ChilkatSample(void) { bool success = false; // This requires the Chilkat Zip API to have been previously unlocked. // See Unlock Chilkat Zip for sample code. // First prepare a .zip and write it.. CkZipW zip; zip.NewZip(L"qa_output/abc.zip"); // Add some files.. const wchar_t *charset = L"utf-8"; zip.AddString(L"a.txt",L"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",charset); zip.AddString(L"b.txt",L"bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb",charset); zip.AddString(L"c.txt",L"cccccccccccccccccccccccccccccccccccc",charset); // Write to qa_output/abc.zip // This .zip contains three files: a.txt, b.txt, and c.txt success = zip.WriteZipAndClose(); // ------------------------------------------------------------------- // Open abc.zip, remove an entry, and re-write. CkZipW zip2; zip2.OpenZip(L"qa_output/abc.zip"); CkZipEntryW entry; success = zip2.EntryOf(L"b.txt",entry); if (success != false) { zip2.DeleteEntry(entry); } // Write the modified .zip back to "abc.zip" success = zip2.WriteZip(); // To write to a different filename, change the FileName.. zip2.put_FileName(L"qa_output/ac.zip"); success = zip2.WriteZipAndClose(); wprintf(L"success.\n"); } |
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