C++

Write a function to return the last index at which a character is used in a string Your function should take two parameters in this order: oa char parameter o a string parameter Your function should return the last index at which the character occurs in the string. Your function should not print anything Your function MUST be named getLastindex Ecamples "o", "lollipop" ->i "p", "mississippi" index 9 -> Edge cases: Make sure your function can handle the following edge cases: character not found in string>return -2 string is empty >return-1