The getGroupingSize() method is a built-in method of the java.text.DecimalFomrat class in Java and is used to get the grouping size for this DecimalFormat instance. The grouping size is defined as the number of digits present between grouping separators in the integer portion of a number. For example, in the number “123, 456.78”, the grouping size is 3
public int getGroupingSize()
Parameters: The function does not accepts any parameter.
Return Value: The function returns the grouping size for this DecimalFormat instance as an integral value.
Below is the implementation of the above function:
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