چند نکته در مورد آرایه و String در جاوا

• All members of one array has the same data type.
• Array is fix length variable.
• Array are known as fixed  length variables that stores homogeneous (similar type) type of data.
• In java we can create an array as "type   name of array [] = new type[size]" Example: int x[] = new int[10]; Test t[] = new Test[3];
• There is an inbuild keyword "Length" that return the size of an array: myArray.length
• String is known as collection of arrays but in java it is a class
• String is known as immutable class. immutable means once the object be
  created no one can modify the object.  String n1 = "NIIT"; we can not change n1