Php Object-Oriented Programming-PHP development

Source: Internet
Author: User
Php constructor is the first method automatically called by the object after the object is created. Each class has a constructor. If it is not explicitly declared, a constructor with no parameters and empty content will exist by default in the class. Php constructor is the first method automatically called by the object after the object is created. Each class has a constructor. If it is not explicitly declared, a constructor with no parameters and empty content will exist by default in the class.


Role of Constructor

The constructor is usually used to execute some useful initialization tasks, such as assigning an initial value to the member attribute when creating an object.


The Declaration format of the constructor in the class

Function

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