Saturday 14 January 2017

Java String Length() Method




String length() Method:

  The length of a string is total number of character that it holds. The Java String class has a method that returns the length of its instance.

 Syntax:

  Here is the syntax of the method:

  public int length();

  Note that there is no parameter and that the method is not static. This means that the method can only be invoked through a Java String instance.

  The return value of the method is an int that represents the number of characters the String contains.

  Example:

  Here is an example that displays the length of the given string.

Test.java


public class Test
{
  public static void main(String[] args)
  {

    String str =”testing123”;
    System.out.println("The number of characters is: " + str.length());
  }
}

OUTPUT of the program:

The number of characters is: 10



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