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<?php $records = array( array( 'id' => 2135 , 'first_name' => 'John' , 'last_name' => 'Doe' , ), array( 'id' => 3245 , 'first_name' => 'Sally' , 'last_name' => 'Smith' , ), array( 'id' => 5342 , 'first_name' => 'Jane' , 'last_name' => 'Jones' , ), array( 'id' => 5623 , 'first_name' => 'Peter' , 'last_name' => 'Doe' , ) ); $first_names = array_column ( $records , 'id' ); print_r ( $first_names );
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Array ( [0] => 2135 [1] => 3245 [2] => 5342 [3] => 5623 )
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Array ( [0] => 2135 [1] => 3245 [2] => 5342 [3] => 5623 )
Output for 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
Fatal error: Call to undefined function array_column() in /in/51N63 on line 25
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: array_column() in /in/51N63 on line 25
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: array_column() in /in/51N63 on line 25
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: array_column() in /in/51N63 on line 25
preferences:
270.44 ms | 401 KiB | 423 Q