The difference between classes and objects in PHP programming: Classes are abstract and represent a class of things. The object is a specific instance of the class. A class is an object template, and an object is an entity instance of a class. Target instance & amp; lt ;? Php is a class (dog class) classdog {attribute public $ name; public $ age; public $ color;} differences between classes and objects in www. jbxue... PHP programming:
Classes are abstract and represent a class of things.
The object is a specific instance of the class.
A class is an object template, and an object is an entity instance of a class.
Object-Oriented instances
Name = ""; $ dog1-> age = 3; $ dog 1-> color = "white"; $ dog2 = new Cat (); $ dog2-> name = "Xiaohua"; $ dog2-> age = 100; $ dog2-> color = "color"; // if we find a dog, if $ dog1 is found, all related attributes of this variable can be found through $ findDogName = "Wangcai"; if ($ dog2-> name ==$ findDogName) {echo $ dog2-> name. "| ". $ dog2-> age. "| ". $ dog2-> color ;}?>
