Java java.lang System

• Java

• java.lang

• • java.lang

  • AutoCloseable

  • Boolean

  • Character

  • Class

  • Cloneable

  • Comparable

  • Double

  • Exception

  • Float

  • Integer

  • Iterable

  • Long

  • Math

  • ModuleLayer

  • Package

  • Process

  • ProcessBuilder

  • ProcessHandle

  • Runtime

  • Runtime Version

  • String

  • StringBuffer

  • StringBuilder

  • System

  • Thread

  • ThreadGroup

  • ThreadLocal

Introduction

1. Java System copy array
2. Java System get current time in millisecond for benchmark
3. Java System get current time in milliseconds
4. Java System get current time stamp in millisecond long value
5. Java System get environment properties
6. Java System property get current working directory
7. Java System property set current working directory
8. Java System redirect System.out stream



9. Java System.in press any key to continue
10. Java System.in read console
11. Java System.in read console input String and convert to int
12. Java System.in wrap in BufferedReader
13. Java System.out wrap in BufferedWriter