Online PHP editor | output for bA264

Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.7: Warning: preg_replace(): Delimiter must not be alphanumeric, backslash, or NUL in /in/bA264 on line 3 return isset($this->actions[0]) && class_exists( $this->actions[0] . "Controller" ) ? true : false;
Output for 7.0.20, 7.3.24 - 7.3.33, 7.4.12 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28: Warning: preg_replace(): Delimiter must not be alphanumeric or backslash in /in/bA264 on line 3 return isset($this->actions[0]) && class_exists( $this->actions[0] . "Controller" ) ? true : false;