3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { protected $baz = 'foobar'; public function bar() { self::functionName(); $this->functionName(); } public function functionName() { echo "foobar\n"; } } $f = new Foo(); $f->bar(); $f::functionName();
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
foobar foobar Fatal error: Uncaught Error: Non-static method Foo::functionName() cannot be called statically in /in/QlTVr:21 Stack trace: #0 {main} thrown in /in/QlTVr on line 21
Process exited with code 255.
Output for 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
foobar foobar Deprecated: Non-static method Foo::functionName() should not be called statically in /in/QlTVr on line 21 foobar
Output for 7.3.32 - 7.3.33
foobar foobar foobar
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
foobar foobar Strict Standards: Non-static method Foo::functionName() should not be called statically in /in/QlTVr on line 21 foobar

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