¼Ò¼³ java.lang ¼Ò½ºÄڵ堠System  03. getProperty  

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GetPropertyTest.java

public class GetPropertyTest{
  
public static void 
main(String[] args) {
  
    String homeDir = System.getProperty(
"user.home"
);
    String outDir = System.getProperty(
"testdir"
, homeDir);
    System.out.println(
"homeDir: " 
+ homeDir);
    System.out.println(
"outDir: " 
+ outDir);
  }
}

C:\javaExample\System>javac GetPropertyTest.java
C:\javaExample\System>java GetPropertyTest
homeDir: C:\Documents and Settings\Administrator
outDir: C:\Documents and Settings\Administrator

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