library/adodb/adodb-iterator.inc.php

   1 <?php
   2
   3 /*
   4   V4.20 22 Feb 2004  (c) 2000-2004 John Lim (jlim@natsoft.com.my). All rights reserved.
   5   Released under both BSD license and Lesser GPL library license.
   6   Whenever there is any discrepancy between the two licenses,
   7   the BSD license will take precedence.
   8
   9   Set tabs to 4.
  10
  11   PHP5 Iterator Class:
  12
  13                 $rs = $db->Execute("select * from adoxyz");
  14                 foreach($rs as $k => $v) {
  15                         echo $k; print_r($v); echo "<br>";
  16                 }
  17  */
  18
  19 class ADODB_Iterator implements Iterator {
  20
  21     private $rs;
  22
  23     function __construct($rs)
  24         {
  25         $this->rs = $rs;
  26     }
  27     function rewind()
  28         {
  29         $this->rs->MoveFirst();
  30     }
  31     function hasMore()
  32         {
  33         return !$this->rs->EOF;
  34     }
  35     function key()
  36         {
  37         return $this->rs->_currentRow;
  38     }
  39     function current()
  40         {
  41         return $this->rs->fields;
  42     }
  43     function next()
  44         {
  45         $this->rs->MoveNext();
  46     }
  47         function valid()
  48         {
  49
  50         }
  51 }
  52
  53
  54 class ADODB_BASE_RS implements IteratorAggregate {
  55
  56     function getIterator() {
  57         return new ADODB_Iterator($this);
  58     }
  59 }
  60
  61 ?>