Description:
------------
With SPLFileObject it is possible to return the content of a file, after the file was deleted.

Test script:
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file_put_contents('/tmp/file.txt', 'test');
$file = new SplFileObject('/tmp/file.txt');
unlink('/tmp/file.txt');
var_dump(file_exists('/tmp/file.txt'));
while (!$file->eof()) {
    echo $file->fgets();
}

Expected result:
----------------
bool(false)

Actual result:
--------------
bool(false)
test