Java String

length() :

package stringMethods;

public class Length {

public static void main(String[] args) {

String name = "Honey  ";
System.out.println("Given string length is: "+name.length());

}
}

charAt() :

package stringMethods;

public class charAt {

public static void main(String[] args) {

String str = "The java tutorial ";

char ch = str.charAt(9);

System.out.println(ch);

}

}

compareTo() :

package stringMethods;

public class compareTo {

public static void main(String[] args) {

String name1 = "Honey Bunny";

String name2 = "@dev_bpn";

String name3 = "Honey Bunny";

int a = name1.compareTo(name2);

int b = name2.compareTo(name3);

int c = name1.compareTo(name3);

System.out.println(a);

System.out.println(b);

System.out.println(c);

}

}

concat() :

package stringMethods;

public class ConcatinatingString {

public static void main(String[] args) {

String name = "Follow Bpn at twitter on  ";

String surNme = "@dev_bpn";

System.out.println(name.concat(surNme));

}

}

contentEqual () :

package stringMethods;

public class contentEquals {

public static void main(String[] args) {

String str1 = "honey";

String str2 = "bunny";

String str3 = "honey";

System.out.println(str1.contentEquals(str2));

System.out.println(str1.contentEquals(str3));

}

}

copyValue() :

package stringMethods;

public class copyValueOf {

public static void main(String[] args) {

char[] nam = {'a','s','d','f','g','h','j','k','l'};

String name = " ";

System.out.println(name.copyValueOf(nam));

System.out.println(name.copyValueOf(nam, 2, 6));

}

}

endsWith() :

package stringMethods;

public class endsWith {

public static void main(String[] args) {

String str1 = "Java is always awesome";

// returns the boolean value

System.out.println(str1.endsWith("awesome"));

System.out.println(str1.endsWith("awesom"));

}

}

equals() / equalsIgnoreCase() :

package stringMethods;

public class equalNEqualIgnorecase {

public static void main(String[] args) {

String str1 = "Check it out honey";

String str2 = "CHECK IT OUT HONEY";

String str3 =  "check it out honey";

System.out.println(str1.equals(str2));

System.out.println(str1.equalsIgnoreCase(str2));

System.out.println(str1.equals(str3));

System.out.println(str2.equalsIgnoreCase(str3));

}

}

formatString() : 

package stringMethods;

public class FormattingString {

public static void main(String[] args) {

String name = "Bpn";

int age = 22;

float salary = 1000;

System.out.printf("My name %s and mah age is %d and have salary %f",name,age,salary);

}

}

getByte() :

package stringMethods;

public class getBytes {

public static void main(String[] args) {

String str = "ISO-90.10.1";

System.out.println(str.getBytes());

}

}

getChar() :

package stringMethods;

// public void getChars(int srcBegin, int srcEnd, char[] dst, int dstBegin)

public class getChars {

public static void main(String[] args) {

String str = "naming world senario jpt ";

char[] chars = new char[10];

str.getChars(2, 9, chars, 0);

System.out.println(chars);

}

}

hashCode() :

package stringMethods;

public class HashCode {

public static void main(String[] args) {

String str  = "String changed to hash code ";

System.out.println("String changed to hash code: "+str.hashCode());

}

}

indexOf() :

package stringMethods;

// public int indexOf(int ch )

// or

// public int indexOf(int ch,int fromIndex)

// or

// int indexOf(String str)

// or

// int indexOf(String str,int fromIndex)

public class indexOf {

public static void main(String[] args) {

String str = "Hold on i am coming home";

System.out.println(str.indexOf("g"));

System.out.println(str.indexOf('i', 15));

System.out.println(str.indexOf(str, 2));

}

}

lastIndexOf() :

package stringMethods;

// int lastIndexOf(int ch)

// or

// public int lastIndexOf(int ch,int fromIndex)

// or

// public int lastIndexOf(String str)

// or

// public int lastIndexOf(String str,int fromIndex)

public class lastIndexOf {

public static void main(String[] args) {

String str = "Welcome to my hood";

String str2 = new String("tutorial");

System.out.println(str.lastIndexOf('d'));

System.out.println(str.lastIndexOf(5));

System.out.println(str2.lastIndexOf(str2, 4));

}

}