accesses the number of items stored in the array . concode_field_sep int capacityDelta concode_elem_sep Logger logger concode_elem_sep int DEFAULT_CAPACITY concode_elem_sep char[] items concode_elem_sep int numItems concode_elem_sep int capacity concode_field_sep void init concode_elem_sep char[] toCharArray concode_elem_sep boolean isEmpty concode_elem_sep void appendMulti concode_elem_sep void empty concode_elem_sep int peek concode_elem_sep int pop concode_elem_sep void modify concode_elem_sep void prependItem concode_elem_sep void addCapacity concode_elem_sep int itemAt concode_elem_sep String toString concode_elem_sep void appendItem
int function ( ) { return this . numItems ; }