w do you round a double the nearest whole numbe
How do you round a double the nearest whole number in Java?
Description
The java.lang.Math.round(double a) returns the closest long to the argument. The result is rounded to an integer by adding 1/2, taking the floor of the result, and casting the result to type long. Special cases −
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If the argument is negative infinity or any value less than or equal to the value of Long.MIN_VALUE, the result is equal to the value of Long.MIN_VALUE.
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If the argument is positive infinity or any value greater than or equal to the value of Long.MAX_VALUE, the result is equal to the value of Long.MAX_VALUE.
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If the argument is NaN, the result is 0.
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Declaration IS ARE AS FOLLOWS:
Following is the declaration for java.lang.Math.round() method
public static long round(double a)
Parameters
a − a floating-point value to be rounded to a long.
Return Value
This method returns the value of the argument rounded to the nearest long value.
Exception
NA
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