DEV Community

Cover image for "Key Syntax Differences in Object-Oriented Programming: Python vs. Java”
Mahia  Momo
Mahia Momo

Posted on

2

"Key Syntax Differences in Object-Oriented Programming: Python vs. Java”

class & object

python code:

#Student is the class
class Student:
    name = "Momo";

#here s1 is the object of Student class
s1 = Student()   
print(s1.name)

Enter fullscreen mode Exit fullscreen mode

constructor

python code

class Student:

    def __init__(self,fullname):  #constructor 
        self.name = fullname

s1 = Student("Momo")
print(s1.name)

Enter fullscreen mode Exit fullscreen mode

class & object in java

java code:

// Student is the class
class Student {
    String name = "Momo";
}

// Main class to test the Student class
public class Main {
    public static void main(String[] args) {
        // s1 is the object of the Student class
        Student s1 = new Student();
        System.out.println(s1.name);
    }
}

Enter fullscreen mode Exit fullscreen mode

constructor in java

java code:

// Student class
class Student {
    String name; // Instance variable

    // Constructor
    public Student(String fullname) {
        this.name = fullname;
    }
}

// Main class to test the Student class
public class Main1 {
    public static void main(String[] args) {
        // Create an object of the Student class
        Student s1 = new Student("Momo");
        // Print the name
        System.out.println(s1.name);
    }
}

Enter fullscreen mode Exit fullscreen mode

Image of Timescale

Timescale – the developer's data platform for modern apps, built on PostgreSQL

Timescale Cloud is PostgreSQL optimized for speed, scale, and performance. Over 3 million IoT, AI, crypto, and dev tool apps are powered by Timescale. Try it free today! No credit card required.

Try free

Top comments (2)

Collapse
 
khmarbaise profile image
Karl Heinz Marbaise

Why not using a record; is easier:

record Student(String name) {}

public class Main1 {
    public static void main(String[] args) {
        var s1 = new Student("Momo");
        System.out.println(s1.fname());
    }
}
Enter fullscreen mode Exit fullscreen mode
Collapse
 
mahiamomo profile image
Mahia Momo

ok i'll remind it thank you so much for the suggestion

Billboard image

The Next Generation Developer Platform

Coherence is the first Platform-as-a-Service you can control. Unlike "black-box" platforms that are opinionated about the infra you can deploy, Coherence is powered by CNC, the open-source IaC framework, which offers limitless customization.

Learn more

👋 Kindness is contagious

Please leave a ❤️ or a friendly comment on this post if you found it helpful!

Okay