Example usage for java.lang StringBuffer StringBuffer

Introduction

In this page you can find the example usage for java.lang StringBuffer StringBuffer.

Prototype

@HotSpotIntrinsicCandidate
public StringBuffer()

Source Link

Document

Constructs a string buffer with no characters in it and an initial capacity of 16 characters.

Usage

From source file:Main.java

public static void main(String[] arg) {

    StringBuffer buffer = new StringBuffer();

    Object o = "from java2s.com";
    buffer.append(o);/*ww  w .  j a v a2s .  c o  m*/

    System.out.println(buffer);
}

From source file:Main.java

public static void main(String[] arg) {

    StringBuffer buffer = new StringBuffer();

    long l = 123456789098765L;
    buffer.append(l);/*  w  ww.j  av  a2s .  c  o  m*/

    System.out.println(buffer);
}

From source file:Main.java

public static void main(String[] argv) {
    StringBuffer sb = new StringBuffer();
    sb.append("java2s.com");

    System.out.println(sb.length());
    System.out.println(sb.capacity());

    sb.trimToSize();/*from  w  w  w  .  jav  a 2  s. c  o m*/

    System.out.println(sb.length());
    System.out.println(sb.capacity());

}

From source file:MainClass.java

public static void main(String[] a) {

    StringBuffer buf = new StringBuffer();
    java.util.Formatter formatter = new java.util.Formatter(buf);

    double x = 27.5, y = 33.75;
    formatter.format("x = %15.2f y = %14.3g", x, y);

    System.out.print(buf);//from   w w w.j a  va2 s. co  m

}

From source file:MainClass.java

public static void main(String[] args) {
    StringBuffer sb = new StringBuffer();

    sb.append(true);/*  w  w w. java2  s . co m*/

    sb.append('A');

    char[] carray = { 'a', 'b', 'c' };
    sb.append(carray);

    sb.append(carray, 0, 1);

    sb.append(3.5d);

    sb.append(2.4f);

    sb.append(45);

    sb.append(90000l);

    sb.append("That's all!");

    System.out.println(sb);
}

From source file:Main.java

public static void main(String[] args) {

    StringBuffer buffer = new StringBuffer();
    Formatter formatter = new Formatter(buffer, Locale.US);

    String name = "from java2s.com";
    formatter.format("Hello %s !", name);

    System.out.println(formatter.ioException());
}

From source file:Main.java

public static void main(String[] args) {

    StringBuffer buffer = new StringBuffer();
    Formatter formatter = new Formatter(buffer, Locale.US);

    // format a new string
    String name = "from java2s.com";
    formatter.format(Locale.US, "Hello %s !", name);

    // print the formatted string with specified locale
    System.out.println(formatter + " " + formatter.locale());

}

From source file:Main.java

public static void main(String[] args) {

    StringBuffer buffer = new StringBuffer();
    Formatter formatter = new Formatter(buffer, Locale.US);

    // format a new string
    String name = "from java2s.com";
    formatter.format("Hello %s !", name);

    // print the formatted string with default locale
    System.out.println(formatter + " " + formatter.locale());

}

From source file:Main.java

public static void main(String[] args) {

    StringBuffer buffer = new StringBuffer();
    Formatter formatter = new Formatter(buffer, Locale.US);

    // format a new string
    String name = "from java2s.com";
    formatter.format("Hello %s !", name);

    // print the formatted string with default locale
    System.out.println(formatter);

    System.out.println(formatter.locale());
}

From source file:Main.java

public static void main(String[] args) {

    StringBuffer buffer = new StringBuffer();
    Formatter formatter = new Formatter(buffer, Locale.US);

    // format a new string
    String name = "from java2s.com";
    formatter.format("Hello %s !", name);

    // print the formatted string with default locale
    System.out.println(formatter);

    // print the output
    System.out.println(formatter.out());
}