The Widening Conversion : Data Type Conversion « Data Type « Java Tutorial






  1. Java Tutorial
  2. Data Type
  3. Data Type Conversion

The widening conversion is permitted in the following cases:

  1. byte to short, int, long, float, or double
  2. Short to int, long, float, or double
  3. char to int, long, float, or double
  4. int to long, float, or double
  5. long to float or double
  6. float to double








2.16.Data Type Conversion
2.16.1.The Widening Conversion
2.16.2.The Narrowing Conversion
2.16.3.Narrowing conversion with information loss
2.16.4.An automatic type conversion
2.16.5.Casting Incompatible Types
2.16.6.Pass a string to the Integer class constructor and call the intValue()
2.16.7.Use toString method of Integer class to conver Integer into String.
2.16.8.Declaring Checked Exceptions
2.16.9.Automatic Type Promotion in Expressions
2.16.10.Convert byte array to Integer and Long
2.16.11.Class with methods for type conversion
2.16.12.Data type conversion
2.16.13.Convert primitive back and forth