https://code-reference.com/ 2026-05-18T16:45:43+02:00 https://code-reference.com/ https://code-reference.com/ttps://code-reference.com/lib/tpl/dokuwiki/images/favicon.ico text/html 2024-02-16T01:12:02+02:00 https://code-reference.com/java/io/printstream/append?rev=1708042322&do=diff Appends a CharSequence append(char): PrintStream append(CharSequence): PrintStream append(CharSequence, int start, int end): PrintStream return value: PrintStream Language Example int i = 42; StringBuffer buf = new StringBuffer(42); buf.append(i); buf.append(" is a answer to a nice question"); System.out.println(buf); text/html 2024-02-16T01:12:01+02:00 https://code-reference.com/java/io/printstream/checkerror?rev=1708042321&do=diff Flush the stream and return the value of error flag checkError(); return value: boolean true/false Language Example no example jet output output for example text/html 2024-02-16T01:12:02+02:00 https://code-reference.com/java/io/printstream/close?rev=1708042322&do=diff Close and flush the print stream. close(); return value: if IO error true otherwise false Language Example no example jet output output for example text/html 2024-02-16T01:12:02+02:00 https://code-reference.com/java/io/printstream/flush?rev=1708042322&do=diff After all pending data is send to stream the stream will be flushed flush(); return value: boolean true/false Language Example no example jet output no output jet text/html 2013-04-15T09:30:44+02:00 https://code-reference.com/java/io/printstream/format?rev=1366011044&do=diff format args to the format string format and write the result to the stream format(String format, Object... args); return value: stream sign Description 0 if the place is not busy they prints a 0 # if the place is not busy they prints nothing . decimal separator Separates and decimal places. , Groups the numbers (a group is as large as the distance from ”,” to ”.”). ; Delimiter. To the left of the pattern is positive, the right for negative numbers. - The default character for the negative… text/html 2024-02-16T01:12:02+02:00 https://code-reference.com/java/io/printstream/print?rev=1708042322&do=diff Outputs the string parameter without a line return print(parameter): void parameters are: boolean, char, char[], double, float, int, long, Object, String return value: void Language Example System.out.print("Hello"); System.out.print("I am a programmer"); text/html 2024-02-16T01:12:02+02:00 https://code-reference.com/java/io/printstream/println?rev=1708042322&do=diff This line outputs the string parameter to the console with a line return. println(parameter): void parameters are: boolean, char, char[], double, float, int, long, Object, String Language Example System.out.println("Hello"); System.out.println("I am a programmer"); System.out.println(" 3 + 4 = " + 3+4 ); // appends 3 and 4 to the string System.out.println(" 3 + 4 = " + (3+4) ); // calculate 3+4 before the string "7" added text/html 2013-09-09T09:07:22+02:00 https://code-reference.com/java/io/printstream/write?rev=1378710442&do=diff Writes count or one byte to target stream/buffer. write(int oneByte); write(byte[] buffer, int offset, int length); Language Example try( //Try-with-resource-block FileWriter stream = new FileWriter("output.txt"); // create file BufferedWriter output = new BufferedWriter(stream); ) { output.write("Hello Harddisk"); // Write to Stream //This is an auto-closable block so no need of "output.close();" } …