Processing variable-length text fields : explode « Data Structure « PHP

Processing variable-length text fields

$delim = '|';

$fh = fopen('books.txt','r') or die("can't open: $php_errormsg");
while (! feof($fh)) {
    $s = rtrim(fgets($fh));
    $fields = explode($delim,$s);
fclose($fh) or die("can't close: $php_errormsg");

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