https://www.php.net/manual/zh/reflectionclassconstant.isprotected.php
PHP: ReflectionClassConstant::isProtected - Manual
Checks if class constant is protected
phpisprotectedmanual
https://www.php.net/manual/uk/componere-value.isprotected.php
PHP: Componere\Value::isProtected - Manual
Accessibility Detection
phpcomponerevalueisprotectedmanual
https://www.php.net/manual/en/reflectionmethod.isprotected.php
PHP: ReflectionMethod::isProtected - Manual
Checks if method is protected
phpisprotectedmanual
https://www.php.net/manual/de/componere-value.isprotected.php
PHP: Componere\Value::isProtected - Manual
Accessibility Detection
phpcomponerevalueisprotectedmanual