Classes and objects in Java must be ... static String st; } The previous class fields were implicitly initialized to zero. However, you can also explicitly initialize class fields by directly ...

You use the Java array’s length property to print out its size: When you initialize Java arrays with the new keyword ... To further confuse matters, the String class does have a length() method. The ...

The Java String length() method of an array is followed by round brackets ... length cannot be resolved or is not a field Also be sure to initialize the Java String before you invoke the length() ...