C++ 与 Java 对比:30项指标

C++ 对比 Java

C++

C++ 是一种Procedural, Object-Oriented, Generic编程语言,首次出现于 1985 年,由 Bjarne Stroustrup 设计。主要应用场景:Systems Programming, Embedded, Performance-Critical Applications。

Java

Java 是一种Object-Oriented, Functional编程语言,首次出现于 1995 年,由 James Gosling 设计。主要应用场景:Backend Services, Enterprise Applications, Android。

30项指标

指标 C++ Java
GitHub Stars 65302 67614
Stack Overflow Tags 832809 836938
TIOBE Rank 7 4
RedMonk Rank 11 2
PYPL Rank 9 19
Average Salary (USD) 128124 126537
Job Postings 43598 41128
Benchmarks Score 1.05 0.91
Learning Curve Hard Hard
Community Size Very Large Very Large
Documentation Quality 10 8
Ecosystem Maturity 10 9
Industry Adoption 10 9
Type System Complexity 7 9
Concurrency Support 10 10
Performance - Execution Speed 9 10
Performance - Memory Usage 8 10
Performance - Startup Time 7 10
Tooling Quality 10 10
Package Manager Quality 10 9
IDE Support 10 9
Debugging Experience 10 10
GitHub Stars Rank 5 2
Stack Overflow Tags Rank 11 10
Average Salary Rank 13 15
Job Postings Rank 5 12
Benchmarks Rank 2 14
Learning Curve Score 3 3
Community Size Score 10 10
AHP Score 8.5 8.41

AHP综合评分

  • C++: 8.5 (#1)
  • Java: 8.41 (#5)
C++             | ######## 8.5
Java            | ######## 8.41

何时选择C++

Systems Programming, Embedded, Performance-Critical Applications. C++ 是一种Procedural, Object-Oriented, Generic编程语言,首次出现于 1985 年,由 Bjarne Stroustrup 设计。主要应用场景:Systems Programming, Embedded, Performance-Critical Applications。

何时选择Java

Backend Services, Enterprise Applications, Android. Java 是一种Object-Oriented, Functional编程语言,首次出现于 1995 年,由 James Gosling 设计。主要应用场景:Backend Services, Enterprise Applications, Android。

Hello World 示例

C++:

#include <iostream>
int main(){ std::cout << "Hello, World!"; }

Java:

public class Main { public static void main(String[] a){ System.out.println("Hello, World!"); } }

Other languages