3v4l.org

run code in 300+ PHP versions simultaneously
<?php function dataSource() { $rowsYielded = 0; while($rowsYielded++ < 10) { yield array('id' => $rowsYielded, 'column' => 'large value', 'another_column' => 'shazaam'); } } foreach(dataSource() as $row) { // DB::table('...')->insert($row) var_dump($row['id']); }
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 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 - 8.1.30, 8.2.0 - 8.2.24, 8.3.0 - 8.3.12
int(1) int(2) int(3) int(4) int(5) int(6) int(7) int(8) int(9) int(10)
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected 'array' (T_ARRAY) in /in/udf4S on line 6
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_ARRAY in /in/udf4S on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY in /in/udf4S on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/udf4S on line 6
Process exited with code 255.

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