@ 2024-06-26T08:07:48Z <?php
interface Foo {
public static function a();
public static function b($arg);
}
abstract class Base implements Foo {
public static function a() {
return __FUNCTION__ . '(' . __LINE__ . ')';
}
}
class Concrete extends Base {
public static function b($arg) {
return array(__FUNCTION__, __LINE__, $arg);
}
}
var_dump(Concrete::a()); // works
var_dump(Base::a()); // works
var_dump(Concrete::b(__LINE__)); // works
var_dump(Base::b(__LINE__)); // can't call an abstract method
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Output for 7.0.0 - 7.0.33 , 7.1.0 - 7.1.33 , 7.2.0 - 7.2.34 , 7.3.0 - 7.3.33 , 7.4.0 - 7.4.33 , 8.0.0 - 8.0.30 , 8.1.0 - 8.1.31 , 8.2.0 - 8.2.26 , 8.3.0 - 8.3.14 , 8.4.1 - 8.4.2 string(5) "a(10)"
string(5) "a(10)"
array(3) {
[0]=>
string(1) "b"
[1]=>
int(16)
[2]=>
int(22)
}
Fatal error: Uncaught Error: Cannot call abstract method Foo::b() in /in/4EKo2:23
Stack trace:
#0 {main}
thrown in /in/4EKo2 on line 23
Process exited with code 255 . Output for 5.0.0 - 5.0.5 , 5.1.1 - 5.1.6 , 5.2.0 - 5.2.17 , 5.3.0 - 5.3.29 , 5.4.0 - 5.4.45 , 5.5.0 - 5.5.38 , 5.6.0 - 5.6.40 string(5) "a(10)"
string(5) "a(10)"
array(3) {
[0]=>
string(1) "b"
[1]=>
int(16)
[2]=>
int(22)
}
Fatal error: Cannot call abstract method Foo::b() in /in/4EKo2 on line 23
Process exited with code 255 . Output for 5.1.0 Fatal error: fatal flex scanner internal error--end of buffer missed in /in/4EKo2 on line 23
Process exited with code 255 . Output for 4.4.2 - 4.4.9 Parse error: syntax error, unexpected T_STRING in /in/4EKo2 on line 2
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 in /in/4EKo2 on line 2
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error in /in/4EKo2 on line 2
Process exited with code 255 . preferences:dark mode live preview
76.58 ms | 412 KiB | 5 Q