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<?php $rows = [['size' => 'XL,L,XXL'], ['size' => 'XL'], ['size' => 'M,L,XL'], ['size' => 'L,XL,M']]; // while ($srow = $result->fetch_assoc()) { foreach ($rows as $srow) { $sizes[] = $srow['size']; // do other stuff with fetched data // ... } $sizes = array_unique(array_map('trim', explode(',', implode(',', $sizes)))); sort($sizes); $string = implode(',', $sizes); echo $string;
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 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
L,M,XL,XXL
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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