return size of the linked list . concode_field_sep Linkable head concode_elem_sep int size concode_elem_sep Linkable tail concode_field_sep void insertAtTail concode_elem_sep Linkable getTail concode_elem_sep Linkable getHead concode_elem_sep Linkable removeFromTail concode_elem_sep String toString concode_elem_sep void insertAtHead concode_elem_sep void removeFromList concode_elem_sep Linkable removeFromHead concode_elem_sep void insertIntoList
int function ( ) { return this . size ; }