Java by API/java.io/PrintStream — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
Admin (обсуждение | вклад) м (1 версия) |
(нет различий)
|
Текущая версия на 17:32, 31 мая 2010
Содержание
new PrintStream(File file)
<source lang="java">
import java.io.File; import java.io.PrintStream; public class Main {
public static void main(String[] args) throws Exception { File file = new File("C:\\a.txt"); PrintStream ps = new PrintStream(file); System.setOut(ps); System.out.println("To File"); }
}
</source>
new PrintStream(OutputStream out)
<source lang="java">
import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.PrintStream; public class MainClass {
public static void main(String[] args) { try { File tempFile = File.createTempFile("myfile", ".tmp"); FileOutputStream fout = new FileOutputStream(tempFile); PrintStream out = new PrintStream(fout); out.println("some text"); } catch (IOException ex) { System.out.println("There was a problem creating/writing to the temp file"); ex.printStackTrace(); } }
}
</source>
PrintStream: print(char c)
<source lang="java">
public class Main {
public static void main(String[] args) { System.out.print(12); System.out.print("g"); }
}
</source>
PrintStream: print(int i)
<source lang="java">
public class Main {
public static void main(String[] args) { System.out.print(12); System.out.print("g"); }
}
</source>
PrintStream: print(String s)
<source lang="java">
public class Main {
public static void main(String[] args) { String message = "qwer"; System.out.print(message); }
}
</source>