java.lang
Class String

java.lang.Object
  extended byjava.lang.String

public final class String
extends Object

An immutable string of characters.


Constructor Summary
String(char[] c, int off, int len)
          Create a String from a character array.
 
Method Summary
 char charAt(int index)
          Return the character at the given index
 boolean equals(Object other)
          Compares the String with an Object
 int length()
          Return the length of the String in characters
 char[] toCharArray()
          Converts the String into an array of characters
 String toString()
          Returns itself.
static String valueOf(Object aObj)
          Converts an Object to a String
 
Methods inherited from class java.lang.Object
getClass, hashCode, notify, notifyAll, wait, wait
 

Constructor Detail

String

public String(char[] c,
              int off,
              int len)
Create a String from a character array.

Parameters:
c - the character array
off - the offset - usually 0
len - the length of the String - must not be greater than c.length
Method Detail

length

public int length()
Return the length of the String in characters

Returns:
the length of the String

charAt

public char charAt(int index)
Return the character at the given index

Returns:
the characters at the given index

toCharArray

public char[] toCharArray()
Converts the String into an array of characters

Returns:
the character Array

valueOf

public static String valueOf(Object aObj)
Converts an Object to a String

Returns:
the String that represents the object

toString

public String toString()
Returns itself.

Overrides:
toString in class Object
Returns:
the String itself

equals

public boolean equals(Object other)
Compares the String with an Object

Overrides:
equals in class Object
Returns:
true if the String is equal to the object, false otherwise