Example usage for java.lang String length

Introduction

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

Prototype

public int length()

Source Link

Document

Returns the length of this string.

Usage

From source file:Main.java

public static void main(String[] args) {
    String[] strings = { "Here", "are", "some", "sample", "strings", "to", "be", "sorted" };

    Arrays.sort(strings, new Comparator<String>() {
        public int compare(String s1, String s2) {
            int c = s2.length() - s1.length();
            if (c == 0)
                c = s1.compareToIgnoreCase(s2);
            return c;
        }/*from   w w w  .j ava 2  s  .c o  m*/
    });

    for (String s : strings)
        System.out.print(s + " ");
}

From source file:Main.java

public static void main(String args[]) {
    String name = "premkumarg";
    int len = name.length();
    char[] c = name.toCharArray();
    for (int i = 0; i < len - 1; i = i + 2) {
        char temp = c[i];
        c[i] = c[i + 1];/*from w  w  w  . ja  v  a 2  s  .  c  om*/
        c[i + 1] = temp;
    }

    System.out.println("Swapping string is: ");
    System.out.println(c);

}

From source file:MainClass.java

public static void main(String[] args) throws IOException {
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    String s;
    while ((s = in.readLine()) != null && s.length() != 0)
        System.out.println(s);//ww w  . j  a v  a 2  s . c  o m
    // An empty line or Ctrl-Z terminates the program
}

From source file:Main.java

public static void main(String[] args) {
    String numbers = "1234567890";
    for (int i = 0; i < numbers.length(); i++) {
        if (Character.isDigit(numbers.charAt(i))) {
            System.out.println(numbers.charAt(i) + " is a number.");
        } else {/*from  www  .ja  v a2s.co m*/
            System.out.println(numbers.charAt(i) + " not a number.");
        }
    }
}

From source file:Main.java

public static void main(String[] args) {
    boolean flag = true;
    String str = "123";

    for (int i = 0; i < str.length(); i++) {
        if (str.charAt(i) > 48 && str.charAt(i) < 58) {
            flag = false;/*  w  w  w . j  a  v  a2s.  c om*/
            break;
        }
    }
    if (flag == true) {
        System.out.println("String is a valid String..");
    } else {
        System.out.println("String contains number");
    }
}

From source file:Main.java

public static void main(String args[]) {
    String s = "java2s.com";
    int l;//  w  ww. j ava  2 s  .  com
    l = s.length();
    for (int i = 0; i < l; i++) {
        int padding = s.length() - i;
        if (padding > 0) {
            System.out.printf("%" + padding + "s", " ");
        }
        for (int j = 0; j < i; j++) {
            System.out.printf("%c ", s.charAt(j));
        }
        System.out.printf("%c\n", s.charAt(i));
    }
}

From source file:Main.java

public static void main(String args[]) throws IOException {
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    String tmp = br.readLine();
    int length = tmp.length();
    char c[] = new char[length];
    tmp.getChars(0, length, c, 0);/*from   ww w  .ja va 2  s . c  o m*/
    CharArrayReader input1 = new CharArrayReader(c);
    int i;
    System.out.print("input1 is:");
    while ((i = input1.read()) != -1) {
        System.out.print((char) i);
    }

}

From source file:Main.java

public static void main(String args[]) throws IOException {
    BufferedReader buff = new BufferedReader(new InputStreamReader(System.in));
    System.out.println("Enter the char:");
    String str = buff.readLine();
    for (int i = 0; i < str.length(); ++i) {
        char c = str.charAt(i);
        int j = (int) c;
        System.out.println("ASCII OF " + c + " = " + j + ".");
    }// w ww  .  j a  v  a2 s.  c om
}

From source file:Main.java

public static void main(String[] args) {
    List<String> list = new ArrayList<>();
    list.add("acowa");
    list.add("cow");
    list.add("aow");
    Collections.sort(list, new Comparator<String>() {

        @Override/*from   www.  ja v  a  2 s .c o m*/
        public int compare(String o1, String o2) {
            if (o1.length() > o2.length()) {
                return 1;
            } else {
                return o1.compareTo(o2);
            }
        }
    });

    System.out.println(list);
}

From source file:Main.java

public static void main(String[] args) {
    int y = 0;/* ww w .  j  a  v  a 2  s .co m*/
    char letter = 'e';
    String food = "this is a test";

    for (int x = 0; x < food.length(); x++) {
        if (food.charAt(x) == letter) {
            y++;
        }
    }

    System.out.println(y);
}