PHP How to read the last line of a large file, the file function is not

When PHP reads the last line of a large file, the file function does not.
When PHP reads the last line of a large file, the file function does not.

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------Solution--------------------
You can specify the last position with fseek and then read ahead.
such as Fseek ($FP, -1,seek_end), and ran to the bottom line.
------Solution--------------------

$FN = ' Your text file name ';
$fp = fopen ($FN, ' R ');
Fseek ($FP,-1, seek_end);
$s = ";
while (($c = fgetc ($fp))!== false) {
  if ($c = = "\ n" && $s) break;
  $s = $c. $s;
  Fseek ($FP,-2, seek_cur);
}
Fclose ($FP);
Echo $s;

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