Online PHP editor | output for k7STi

Output for 5.3.0 - 5.3.28, 7.1.26 - 7.1.33, 7.2.17 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7: string(57) "<? $sql = <<<SQL select * from table_a where id <? SQL; "
Output for 5.4.0 - 5.4.25, 5.4.38 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.13, 7.3.32 - 7.3.33, 7.4.33, 8.0.13: string(60) "<?php $sql = <<<SQL select * from table_a where id <? SQL; "
Output for 5.4.34 - 5.4.37: Warning: ini_set() has been disabled for security reasons in /in/k7STi on line 3 string(60) "<?php $sql = <<<SQL select * from table_a where id <? SQL; "
Output for 5.3.29, 5.4.26 - 5.4.32: Warning: ini_set() has been disabled for security reasons in /in/k7STi on line 3 string(57) "<? $sql = <<<SQL select * from table_a where id <? SQL; "
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17: Parse error: syntax error, unexpected T_SL in /in/k7STi on line 5
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_SL in /in/k7STi on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error in /in/k7STi on line 5
Process exited with code 255.