How to operate the number stack in java-javaTutorial-php.cn

Home

Java

javaTutorial

How to operate the number stack in java

WBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWB

May 14, 2023 pm 12:34 PM

java

Description

1. Operation stack, during the execution of the method, write data to the stack or extract data according to the byte code.

2. It is mainly used to save the intermediate results of the calculation process and also serves as a temporary storage space for variables during the calculation process.

3. The operation stack is the working area of the jvm execution engine. When a method just starts executing, a new stack frame will also be created, and the operation stack of the method is empty.

Examples

public class Test {
  public int test(int a, int b) {
    int c = a + b;
    return c;
  }
}

What collection classes are there in Java

Collections in Java are mainly divided into four categories:

1, List List: ordered, repeatable;

2, Queue queue: ordered, repeatable;

3, Set collection: non-repeatable;

4, Map mapping: unordered, unique keys, non-unique values.

The above is the detailed content of How to operate the number stack in java. For more information, please follow other related articles on the PHP Chinese website!

Statement

This article is reproduced at:亿速云. If there is any infringement, please contact admin@php.cn delete

How do I use Maven or Gradle for advanced Java project management, build automation, and dependency resolution?Mar 17, 2025 pm 05:46 PM

The article discusses using Maven and Gradle for Java project management, build automation, and dependency resolution, comparing their approaches and optimization strategies.

How do I create and use custom Java libraries (JAR files) with proper versioning and dependency management?Mar 17, 2025 pm 05:45 PM

The article discusses creating and using custom Java libraries (JAR files) with proper versioning and dependency management, using tools like Maven and Gradle.

How do I implement multi-level caching in Java applications using libraries like Caffeine or Guava Cache?Mar 17, 2025 pm 05:44 PM

The article discusses implementing multi-level caching in Java using Caffeine and Guava Cache to enhance application performance. It covers setup, integration, and performance benefits, along with configuration and eviction policy management best pra

How can I use JPA (Java Persistence API) for object-relational mapping with advanced features like caching and lazy loading?Mar 17, 2025 pm 05:43 PM

The article discusses using JPA for object-relational mapping with advanced features like caching and lazy loading. It covers setup, entity mapping, and best practices for optimizing performance while highlighting potential pitfalls.[159 characters]

How does Java's classloading mechanism work, including different classloaders and their delegation models?Mar 17, 2025 pm 05:35 PM

Java's classloading involves loading, linking, and initializing classes using a hierarchical system with Bootstrap, Extension, and Application classloaders. The parent delegation model ensures core classes are loaded first, affecting custom class loa

See all articles