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Alireza Sadeghian sadeghian92

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<?php
$delimiter = "\t";
$fp = fopen('YOUR_ABSOLUTE_PATH_TO_DIRECTORY' . 'u.data'), 'r');
$ratings = [];
$items = [];
for ($i = 0; $i < 100000; $i++) {
$line = fgets($fp, 2048);
$data = str_getcsv($line, $delimiter);