php protected const

The protected and const attributes of php classes and objects. This article introduces the use of protected and const attributes of classes and objects in php. For more information, see. The field defined by the const attribute in the const

This article introduces you to the protected and const attribute usages of classes and objects in PHP, as well as references for friends who need to know. Const propertyThe field defined with the const attribute is a constant, and the constant in

This article introduces the use of protected and const attributes of classes and objects in php. For more information, see. the field defined by the const attribute in the const attribute is a constant. constants in the class are similar to static

This article introduces the use of the protected and const attributes of classes and objects in php. For more information, see The const attribute. The field defined by the const attribute is a constant. This article introduces the use of protected

This article introduces the use of protected and const attributes of classes and objects in php. For more information, see. Const attributesThe field defined with the const attribute is a constant. constants in the class are similar to static

Const property The field defined with the Const property is a constant, and the constants in the class are similar to static variables, but the difference is that once the value of a constant is assigned, it cannot be changed. The const definition

Const attributesThe field defined with the const attribute is a constant. Constants in the class are similar to static variables. The difference is that the value of a constant cannot be changed once it is assigned a value.The const definition

Public: Permissions are maximum, can be called internally, instance calls, and so on.Protected: Protected type, used for this class and for inheriting class calls.Private: Proprietary type, only used in this class.Const: Once the assignment cannot

This article provides a detailed analysis of the differences between static, const, and define in php. For more information, see Define section:Macros can be used not only to replace constant values, but also to replace expressions or even code

Parse the differences between static, const, and define in php. Define: macros can be used not only to replace constant values, but also to replace expressions or even code segments. (Macros have powerful functions but are prone to errors, so their