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<?php $selected_emails = array( 16781 => "xxx@gmail.com", 16782 => "yyy@gmail.com", 16785 => "xxx@gmail.com,yyy@gmail.com", 16789 => "yyy@gmail.com", 16751 => "xxx@gmail.com,yyy@gmail.com,zzz@gmail.com", 16729 => "zzz@gmail.com,bbb@gmail.com" ); $final_array = array(); foreach ($selected_emails as $newsletter => $emails) { foreach (explode(',', $emails) as $email) { $final_array[$email][] = $newsletter; } } var_dump($final_array);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.30, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 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 - 8.5.1
array(4) { ["xxx@gmail.com"]=> array(3) { [0]=> int(16781) [1]=> int(16785) [2]=> int(16751) } ["yyy@gmail.com"]=> array(4) { [0]=> int(16782) [1]=> int(16785) [2]=> int(16789) [3]=> int(16751) } ["zzz@gmail.com"]=> array(2) { [0]=> int(16751) [1]=> int(16729) } ["bbb@gmail.com"]=> array(1) { [0]=> int(16729) } }
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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197.81 ms | 408 KiB | 5 Q