Java Reference
In-Depth Information
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Range -32,768 to 32,767
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Used in larger arrays to save memory space
Long
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64 bit signed integer
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Minimum value is -9,223,372,036,854,775,808 and Maximum value is
9,223,372,036,854,775,807
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This data type is used if there is a need of higher range than Int.
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Default value for Long data type is 0L
Float
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Single precision 32bit IEEE 754 floating point.
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Float is used to deal with larger array of floating point numbers to
save the memory.
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Default value for Float data type is 0.0f.
Double
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Double precision 64 bit IEEE 754 floating point.
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Default data type / choice for decimal values
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Default value for Double data type is 0.0d.
Boolean
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Boolean data types represent 1 bit information
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There are only two possible values for Boolean data types i.e true and
false
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Boolean data types are mainly used in condition checking.
