What is Difference Java And JavaScript Language

Himanshu Nigam
April 2, 2025

हेल्लो दोस्तों! आज हम इस आर्टिकल में (Java और JavaScript में अंतर – पूरी जानकारी हिंदी में) के बारे में पढ़ेंगे। इसे बहुत ही आसान भाषा में लिखा गया है, जिससे आपको इसे समझने में कोई दिक्कत नहीं होगी।

अगर आप Java और JavaScript के बीच का अंतर नहीं जानते या दोनों को एक जैसा मानते हैं, तो यह आर्टिकल आपके लिए बहुत फायदेमंद होने वाला है। इसे पूरा पढ़िए, ताकि आपको इनके उपयोग, विशेषताएं और कार्यक्षेत्र की पूरी जानकारी मिल सके।

JavaScript vs Java in Hindi

JavaScript ka naam Java jaisa hone ke karan log sochte hain ki JavaScript, Java platform ka ek hissa hai, parantu Java aur JavaScript poornataya bhinn hain. Niche diye gaye points ke madhyam se hum in dono ke beech ke mukhya antar samajh sakte hain.

1- Nature of Language: JavaScript ek OOP (Object-Oriented Programming) scripting language hai, jabki Java ek OOP programming language hai.

2- Execution Environment: JavaScript sirf browser ke andar run hoti hai, jabki Java ka code JVM (Java Virtual Machine) aur browser dono mein execute ho sakta hai.

3- Complexity: JavaScript ka code aasaan aur simple hota hai, jabki Java ka code complicated aur complex hota hai.

4- Usage: JavaScript ka upyog HTML ke sath dynamic web pages banane ke liye hota hai, jabki Java ka upyog standalone applications aur live applications banane ke liye hota hai.

5- Compilation: JavaScript ka code compile kiye bina browser mein execute ho jata hai, jabki Java code ko pehle compile karna padta hai.

6- Platform Support: JavaScript Java ke mukable jyada platforms ko support karti hai, kyunki ye har modern browser par run ho sakti hai.

7- Object-Oriented Approach: Java ke objects class-based hote hain, jabki JavaScript ke objects prototype-based hote hain.

8- Typing System: JavaScript dynamically typed language hai, jabki Java statically typed language hai. Matlab, JavaScript mein variables ka type runtime par decide hota hai, jabki Java mein variables ka type compile time par fix hota hai.

9- Standalone Nature: JavaScript ek stand-alone language nahi hai, ise HTML ke sath use karna padta hai, jabki Java ek standalone programming language hai jo kisi aur language par depend nahi karti.

Extra Information

JavaScript ka upyog mostly web development mein hota hai, jabki Java ka upyog web development ke alawa enterprise software, mobile apps (Android), aur backend systems mein bhi hota hai.
Java ek compiled language hai, jabki JavaScript ek interpreted language hai.
Java applications JVM par run hoti hain, isliye unka execution thoda slow ho sakta hai, jabki JavaScript browser ke andar hi run hoti hai, isliye fast hoti hai.
Java ka syntax C++ se milta-julta hai, jabki JavaScript ka syntax zyada tar C aur Python se similar hota hai.

FAQs (Frequently Asked Questions)

Q1: Kya Java aur JavaScript ek hi language hain?

Ans: Nahi, Java aur JavaScript alag-alag programming languages hain. Dono ka syntax aur execution environment alag hota hai.

Q2: JavaScript ko sirf frontend development ke liye use kiya jata hai?

Ans: Nahi, JavaScript ko backend development (Node.js), mobile apps (React Native, Ionic), aur even AI/ML applications ke liye bhi use kiya jata hai.

Q3: Kya JavaScript aur Java dono me object-oriented programming (OOP) support hota hai?

Ans: Haan, lekin Java ek class-based OOP language hai, jabki JavaScript ek prototype-based OOP language hai.

Q4: Kya JavaScript faster hai Java se?

Ans: Java multithreading support karti hai, lekin JavaScript single-threaded hoti hai aur asynchronous programming ko support karti hai (like async/await, Promises, event loop).