append (int begin, int end, String str)

replace ()

reverse ()

delete()

size (object element)

indexOf (object element)

capacity (object element)

isEmpty (object element)

size (object element)

capacity (object element)

isEmpty (object element)

contains (object element)

compareTo()

replace ()

toLowerCase()

toUpperCase()

String

HashString

VarString

StringBuffer

isEmpty ()

capacity ()

size ()

set ()

peek (Object item)

push (Object item)

pop (Object item)

empty (Object item)

Hashtable (int capacity, float loadFactor)

Hashtable (int capacity)

Hashtable (float loadFactor)

Hashtable ()

boolean contains(Object obj)

boolean remove(object obj)

boolean add(Object obj)

void clear()

values()

remove ()

isEmpty()

clear()