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<?php $dateRange = ['2010-01-01', '2010-01-02', '2010-01-03']; $data = ['2010-01-01' => 5, '2010-01-03' => 7]; var_export( array_reduce( $dateRange, fn($result, $date) => $result + [$date => $data[$date] ?? null], [] ) );
Output for 8.1.32, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.4.16, 8.5.0 - 8.5.1
array ( '2010-01-01' => 5, '2010-01-02' => NULL, '2010-01-03' => 7, )
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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84.31 ms | 407 KiB | 5 Q