The lastIndexOf() method of Longs Class in Guava library is used to find the last index of the given long value in a long array. This long value to be searched and the long array in which it is to be searched, both are passed as a parameter to this method. It returns an integer value which is the last index of the specified long value. If the value is not found, it returns -1.
public static int lastIndexOf(long array, long target)
Parameters: This method accepts two mandatory parameters:
- array: which is the array of long values in which the long value is to searched.
- target: which is long value to be searched for last index in the long array.
Return Value: This method returns an integer value which is the last index of the specified long value. If the value is not found, it returns -1.
Below programs illustrates this method:
Target is present at index 6
Target is not present in the array
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