public static int[] lastIndexOf(String s, String arr[]) {
    """
	Finds the very last index of a substring from the specified array. It
	returns an int[2] where int[0] represents the substring index and int[1]
	represents position where substring was found. Returns <code>null</code>
	if noting found.
	
	@param s      source string
	@param arr    string array
    """
        return lastIndexOf(s, arr, s.length());
    }
public static int[] lastIndexOf(String s, String arr[]) {
        return lastIndexOf(s, arr, s.length());
    }
public static int [ ] lastIndexOf ( String s , String arr [ ] ) { return lastIndexOf ( s , arr , s . length ( ) ) ; }
Finds the very last index of a substring from the specified array. It
returns an int[2] where int[0] represents the substring index and int[1]
represents position where substring was found. Returns <code>null</code>
if noting found.

@param s      source string
@param arr    string array
Finds the very last index of a substring from the specified array . It returns an int [ 2 ] where int [ 0 ] represents the substring index and int [ 1 ] represents position where substring was found . Returns <code > null< / code > if noting found .