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run code in 150+ php & hhvm versions
Bugs & Features
<?php class obj implements arrayaccess { private $container = array(); public function __construct() { $this->container = array(1, 2, 3); } public function offsetSet($offset, $value) { if (is_null($offset)) { $this->container[] = $value; } else { $this->container[$offset] = $value; } } public function offsetExists($offset) { return isset($this->container[$offset]); } public function offsetUnset($offset) { unset($this->container[$offset]); } public function offsetGet($offset) { return isset($this->container[$offset]) ? $this->container[$offset] : null; } } $obj = new obj; extract($obj); var_dump(array_keys(get_defined_vars()));
based on XOC61
Output for 5.4.0 - 7.1.0
Warning: extract() expects parameter 1 to be array, object given in /in/OhrAp on line 5 array(8) { [0]=> string(4) "_GET" [1]=> string(5) "_POST" [2]=> string(7) "_COOKIE" [3]=> string(6) "_FILES" [4]=> string(4) "argv" [5]=> string(4) "argc" [6]=> string(7) "_SERVER" [7]=> string(3) "obj" }
Output for 5.3.0 - 5.3.29
Warning: extract() expects parameter 1 to be array, object given in /in/OhrAp on line 5 array(17) { [0]=> string(7) "GLOBALS" [1]=> string(4) "_ENV" [2]=> string(13) "HTTP_ENV_VARS" [3]=> string(4) "argv" [4]=> string(4) "argc" [5]=> string(5) "_POST" [6]=> string(14) "HTTP_POST_VARS" [7]=> string(4) "_GET" [8]=> string(13) "HTTP_GET_VARS" [9]=> string(7) "_COOKIE" [10]=> string(16) "HTTP_COOKIE_VARS" [11]=> string(7) "_SERVER" [12]=> string(16) "HTTP_SERVER_VARS" [13]=> string(6) "_FILES" [14]=> string(15) "HTTP_POST_FILES" [15]=> string(8) "_REQUEST" [16]=> string(3) "obj" }
Output for 5.0.0 - 5.2.17
Warning: extract(): First argument should be an array in /in/OhrAp on line 5 array(17) { [0]=> string(7) "GLOBALS" [1]=> string(4) "_ENV" [2]=> string(13) "HTTP_ENV_VARS" [3]=> string(4) "argv" [4]=> string(4) "argc" [5]=> string(5) "_POST" [6]=> string(14) "HTTP_POST_VARS" [7]=> string(4) "_GET" [8]=> string(13) "HTTP_GET_VARS" [9]=> string(7) "_COOKIE" [10]=> string(16) "HTTP_COOKIE_VARS" [11]=> string(7) "_SERVER" [12]=> string(16) "HTTP_SERVER_VARS" [13]=> string(6) "_FILES" [14]=> string(15) "HTTP_POST_FILES" [15]=> string(8) "_REQUEST" [16]=> string(3) "obj" }
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/OhrAp 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_STRING, expecting '{' in /in/OhrAp on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/OhrAp on line 3
Process exited with code 255.