@ 2014-07-09T03:32:41Z <?php
class Data
{
public $foo = 'bar';
public function wtf() {
unset($this->foo);
}
}
$d = new Data;
var_dump('foo exists', property_exists((object)$d, 'foo'));
var_dump('data object', $d);
$d->wtf();
var_dump('foo exists', property_exists((object)$d, 'foo'));
var_dump('data object', $d);
var_dump('oh', $d->foo);
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Output for 8.0.0 - 8.0.30 , 8.1.0 - 8.1.28 , 8.2.0 - 8.2.18 , 8.3.0 - 8.3.6 string(10) "foo exists"
bool(true)
string(11) "data object"
object(Data)#1 (1) {
["foo"]=>
string(3) "bar"
}
string(10) "foo exists"
bool(true)
string(11) "data object"
object(Data)#1 (0) {
}
Warning: Undefined property: Data::$foo in /in/vps88 on line 22
string(2) "oh"
NULL
Output for 5.3.0 - 5.3.29 , 5.4.0 - 5.4.45 , 5.5.0 - 5.5.38 , 5.6.0 - 5.6.40 , 7.0.0 - 7.0.33 , 7.1.0 - 7.1.33 , 7.2.0 - 7.2.33 , 7.3.0 - 7.3.31 , 7.4.0 - 7.4.33 string(10) "foo exists"
bool(true)
string(11) "data object"
object(Data)#1 (1) {
["foo"]=>
string(3) "bar"
}
string(10) "foo exists"
bool(true)
string(11) "data object"
object(Data)#1 (0) {
}
Notice: Undefined property: Data::$foo in /in/vps88 on line 22
string(2) "oh"
NULL
Output for 7.3.32 - 7.3.33 string(10) "foo exists"
bool(true)
string(11) "data object"
object(Data)#1 (1) {
["foo"]=>
string(3) "bar"
}
string(10) "foo exists"
bool(true)
string(11) "data object"
object(Data)#1 (0) {
}
string(2) "oh"
NULL
Output for 5.2.6 - 5.2.17 string(10) "foo exists"
bool(true)
string(11) "data object"
object(Data)#1 (1) {
["foo"]=>
string(3) "bar"
}
string(10) "foo exists"
bool(false)
string(11) "data object"
object(Data)#1 (0) {
}
Notice: Undefined property: Data::$foo in /in/vps88 on line 22
string(2) "oh"
NULL
Output for 5.1.0 - 5.1.6 , 5.2.0 - 5.2.5 string(10) "foo exists"
bool(true)
string(11) "data object"
object(Data)#1 (1) {
["foo"]=>
string(3) "bar"
}
string(10) "foo exists"
bool(false)
string(11) "data object"
object(Data)#1 (0) {
}
Notice: Undefined property: Data::$foo in /in/vps88 on line 22
string(2) "oh"
NULL
Output for 5.0.0 - 5.0.5 Fatal error: Call to undefined function property_exists() in /in/vps88 on line 14
Process exited with code 255 . Output for 4.4.2 - 4.4.9 Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/vps88 on line 5
Process exited with code 255 . Output for 4.3.0 - 4.3.1 , 4.3.5 - 4.3.11 , 4.4.0 - 4.4.1 Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/vps88 on line 5
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/vps88 on line 5
Process exited with code 255 . preferences:dark mode live preview
293.4 ms | 401 KiB | 460 Q