<?php
// Everything you enter here will be executed by our servers. Try it!
$sql="SELECT * FROM table_name WHERE username= '{$_PHP['VERSION']}'" ;
echo $sql;
Warning: Undefined variable $_PHP in /in/bQi6a on line 4
Warning: Trying to access array offset on null in /in/bQi6a on line 4
SELECT * FROM table_name WHERE username= ''
Warning: Undefined variable $_PHP in /in/bQi6a on line 4
Warning: Trying to access array offset on value of type null in /in/bQi6a on line 4
SELECT * FROM table_name WHERE username= ''
Output for 7.4.0 - 7.4.33
Notice: Undefined variable: _PHP in /in/bQi6a on line 4
Notice: Trying to access array offset on value of type null in /in/bQi6a on line 4
SELECT * FROM table_name WHERE username= ''