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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 git.master, git.master_jit, rfc.property-hooks
Array ( [0] => 2135 [1] => 3245 [2] => 5342 [3] => 5623 )

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