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<?php class A { public function __call($method, $args){ var_dump($_POST, ${'_POST'}, ${'_'.'POST'}, '_POST' == '_'.'POST', $_POST == ${'_POST'}); } } $class = new A(); $class->test();
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
array(0) { } array(0) { } array(0) { } bool(true) bool(true)
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.25
Notice: Undefined variable: _POST in /in/MbsOs on line 4 array(0) { } array(0) { } NULL bool(true) bool(true)

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187.95 ms | 402 KiB | 264 Q