3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $data_array[] = array( 'Student ID', 'First Name', 'Last Name', 'Employee Email', 'Student Email', 'Current Faculty', 'Current Student', 'Time Scanned' ); // Find out which keys we will save $arrSave = array(0, 2, 4); $arrSaveKeys = array_flip($arrSave); $data_array = array_intersect_key($data_array[0], $arrSaveKeys); var_dump($data_array);
based on 9Di2F
Output for 5.1.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(3) { [0]=> string(10) "Student ID" [2]=> string(9) "Last Name" [4]=> string(13) "Student Email" }
Output for 5.0.0 - 5.0.5
Fatal error: Call to undefined function array_intersect_key() in /in/9arUD on line 16
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: array_intersect_key() in /in/9arUD on line 16
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: array_intersect_key() in /in/9arUD on line 16
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: array_intersect_key() in /in/9arUD on line 16