int indexOf(Object value, Object element);
Returns the index within the value of the first occurrence of the specified element.
- value - the value to test. If it is an instance of String, String.indexOf() is called. If it is a collection or an array, all of its elements are examined one-by-one. If it is a map, Map.keySet() will be examined one-by-one.
- element - the element to test.
|5.0.7||March, 2011||This method was introduced|