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<?php /**** PlaceHolder to emulate file ****/ $input = <<<EOL RFHSEP34 | 20 RETBBHUJ | 10 TYRHBNNM | 5 EOL; $lookup = []; $handle = tmpfile(); fwrite($handle, $input); rewind($handle); while ($matches = fscanf($handle, "%[^ |] |%d", $discount, $amount)) { if ($matches === 2) { $lookup[$discount] = $amount; } } fclose($handle); //var_export($lookup); $_POST['disCode'] = 'RETBBHUJ'; $total = 500; $total -= $lookup[$_POST['disCode'] ?? ''] ?? 0; var_export($total);
Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0
490
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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