3v4l.org

run code in 200+ php & hhvm versions
```<?php class Math { const pi = 3.14; } class CircleMath extends Math { public static function calculateArea(\$radius) { return parent::pi * pow(\$radius, 2); } } class Circle { private \$radius = 1.0; private \$color = 'white'; private \$coordinates = array('x' => 0, 'y' => 0); public function __construct() { \$args = func_get_args(); foreach (\$args as \$arg) { if (is_numeric(\$arg)) { \$this->radius = doubleval(\$arg); } else if (is_string(\$arg)) { \$this->color = \$arg; } else if (is_array(\$arg)) { \$this->coordinates = \$arg; } } } public function calculateArea() { return CircleMath::calculateArea(\$this->radius); } public function get_radius() { return \$this->radius; } public function get_color() { return \$this->color; } public function get_coordinates() { return \$this->coordinates; } } \$className = 'Circle'; \$circle = new \$className(array('x' => 5, 'y' => 6)); \$coordinates = \$circle->get_coordinates(); print sprintf('The area of %s circle with radius %s and center positioned in (%s, %s) is: %s', \$circle->get_color(), \$circle->get_radius(), \$coordinates['x'], \$coordinates['y'], \$circle->calculateArea()); ?>```
Output for 5.0.0 - 7.2.0
The area of white circle with radius 1 and center positioned in (5, 6) is: 3.14
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/YVbZE on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/YVbZE on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/YVbZE on line 3
Process exited with code 255.