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Number.longValue() method in java with examples
  • Last Updated : 20 Jun, 2018

The java.lang.Number.longValue() is an inbuilt method in java that returns the value of the specified number casted to long data type. This may involve rounding or truncation.

Syntax:

public abstract long longValue()

Parameters: This method does not accepts any parameter.

Return value: This method returns the numeric value represented by this object after conversion to type long.

Below program illustrate the Number.longValue() method:



Program 1:




// java program to demonstrate
// Number.longValue() method
public class gfg {
  
    public static void main(String[] args)
    {
  
        // number as float
        Float x = new Float(127483456f);
        // print the value as long
        System.out.println(x.longValue());
  
        // number as double
        Double y = new Double(78549876);
        // print the value as long
        System.out.println(y.longValue());
    }
}
Output:
127483456
78549876

Program 2:




// java program to demonstrate
// Number.longValue() method
public class gfg {
  
    public static void main(String[] args)
    {
  
        // number as float
        Float x = new Float(127f);
        // print the value as long
        System.out.println(x.longValue());
  
        // number as double
        Double y = new Double(76.23);
        // print the value as long
        System.out.println(y.longValue());
    }
}
Output:
127
76

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