1. <?php
  3. /**
  4. * Measures the performance of text files.
  5. * Logs errors to a file.
  6. *
  7. * @param string $filePath The path to the text file.
  8. * @return array An associative array containing performance metrics.
  9. */
  10. function measureTextFilePerformance(string $filePath): array
  11. {
  12. $startTime = microtime(true);
  13. $fileSize = filesize($filePath);
  15. if ($fileSize === false) {
  16. error_log("Error: Could not get file size for " . $filePath);
  17. return [
  18. 'error' => 'Failed to get file size',
  19. 'size' => 0,
  20. 'time' => 0,
  21. ];
  22. }
  24. $handle = fopen($filePath, 'r');
  26. if ($handle === false) {
  27. error_log("Error: Could not open file for reading: " . $filePath);
  28. return [
  29. 'error' => 'Failed to open file',
  30. 'size' => 0,
  31. 'time' => 0,
  32. ];
  33. }
  35. $fileContent = fread($handle, $fileSize);
  37. if ($fileContent === false) {
  38. error_log("Error: Could not read file content from: " . $filePath);
  39. fclose($handle);
  40. return [
  41. 'error' => 'Failed to read file content',
  42. 'size' => 0,
  43. 'time' => 0,
  44. ];
  45. }
  47. fclose($handle);
  49. $endTime = microtime(true);
  50. $executionTime = $endTime - $startTime;
  52. return [
  53. 'error' => '',
  54. 'size' => $fileSize,
  55. 'time' => $executionTime,
  56. ];
  57. }
  60. // Example Usage (for testing)
  61. if (isset($_SERVER['argv']) && count($_SERVER['argv']) > 1) {
  62. $filePath = $_SERVER['argv'][1];
  63. $performance = measureTextFilePerformance($filePath);
  65. if (empty($performance['error'])) {
  66. echo "File: " . $filePath . "\n";
  67. echo "Size: " . $performance['size'] . " bytes\n";
  68. echo "Execution Time: " . number_format($performance['time'], 5) . " seconds\n";
  69. } else {
  70. echo "Error: " . $performance['error'] . "\n";
  71. }
  72. } else {
  73. echo "Usage: php script.php <file_path>\n";
  74. }
  77. ?>

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