com.caucho.quercus.lib.spl
Interface Iterator

All Superinterfaces:

Traversable

All Known Subinterfaces:

OuterIterator, RecursiveIterator, SeekableIterator

All Known Implementing Classes:

ArrayIterator

public interface Iterator
extends Traversable

Method Summary

Value	current(Env env) Returns the current value.
Value	key(Env env) Returns the current key.
void	next(Env env) Advances to the next row.
void	rewind() Rewinds the iterator so it is at the first row.
boolean	valid() Returns true if the iterator currently points to a valid row.

Method Detail

current

Value current(Env env)

Returns the current value.

key

Value key(Env env)

Returns the current key.

next

void next(Env env)

Advances to the next row.

rewind

void rewind()

Rewinds the iterator so it is at the first row.

valid

boolean valid()

Returns true if the iterator currently points to a valid row.