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run code in 150+ php & hhvm versions
Bugs & Features
<?php class obj implements arrayaccess { private $container = array(); public function __construct() { $this->container = array( "one" => 1, "two" => 2, "three" => 3, ); } public function offsetSet($offset, $value) { echo s_null($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; $obj[0] = 'Append 1'; print_r($obj);
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Error: Call to undefined function s_null() in /in/3hTQo:12 Stack trace: #0 /in/3hTQo(38): obj->offsetSet(0, 'Append 1') #1 {main} thrown in /in/3hTQo on line 12
Process exited with code 255.
Output for 5.0.0 - 5.6.28
Fatal error: Call to undefined function s_null() in /in/3hTQo on line 12
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/3hTQo on line 2
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/3hTQo on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/3hTQo on line 2
Process exited with code 255.