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Write a program to get the index of last occurrence of substring beginning at start index from the StringBuffer object.If match is not found then returns -1.
For more clarification see the requirements.

Input (StringBuffer, String, int) Output (int)
'HelloWorld', 'World', 5 5
'JavaSchool', 'Java', 0 0
'Mathematics', 't', 5 2
'Computer', 'put', 2 -1



class GetLastIndexOfGivenSubStringAccordingToStartIndex
{
    public static void main(String s[])
    {
        System.out.println("Last index of given substring is: " + getLastIndexOfSubString(new StringBuffer("HelloWorld"), "World", 5));

    }


    public static int getLastIndexOfSubString(StringBuffer stringBuffer, String subString, int startIndex) {
    }

}

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Topic: Additional StringBuffer Methods In Java

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