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PHP ZipArchive deleteIndex() Function

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The ZipArchive::deleteIndex() function is an inbuilt function in PHP that is used to delete an entry from the zip archive using its index.

Syntax:

bool ZipArchive::deleteIndex(int $index)

Parameters: This function accepts a single parameter that is described below:

  • $index: This parameter holds the index number of entries that need to delete.

Return Value: This function returns True on Success and False on Failure.

Example 1: The following code demonstrates the delete() function. It deletes the third file as shown in the output.

PHP




<?php
 
    // Create a new ZipArchive object
    $zip = new ZipArchive;
 
    // Check for opening the zip file
    if ($zip->open('Geeks.zip', ZipArchive::CREATE)) {
 
        if($zip->deleteIndex(2)) {
            echo 'File deleted successfully';
        } else {
            echo 'File not deleted';
        }
 
        // Close the zip file
        $zip->close();
    }
    // If zip file is not open/exist
    else
    {
        echo 'Failed to open zip file';
    }
?>


Output:

 

Example 2: The following code demonstrates the delete() function with index 2.

PHP




<?php
 
    // Create a new ZipArchive object
    $zip = new ZipArchive;
 
    // Check for opening the zip file
    if ($zip->open('Geeks.zip', ZipArchive::CREATE)) {
 
        // Create new txt file and
        // add String to the file
        $zip->addFromString(
            'GFG1.txt',
            'Welcome to GeeksforGeeks'
        );
 
        $zip->addFromString(
            'GFG2.txt',
            'A computer science portal'
        );
 
        $zip->addFromString(
            'GFG3.txt',
            'Welcome to GeeksforGeeks'
        );
     
      if($zip->deleteIndex(2))
      {
          echo 'File deleted successfully';
      }
      else
      {
          echo 'File not deleted';
      }
 
      // Close the zip file
      $zip->close();
  }
     // If zip file is not open/exist
  else
  {
     echo 'Failed to open zip file';
   }
?>


Output:

 

Reference: https://www.php.net/manual/en/ziparchive.deleteindex.php



Last Updated : 27 Mar, 2023
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