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|
--TEST--
SPL: foreach and iterator
--SKIPIF--
<?php if (!extension_loaded("spl")) print "skip"; ?>
--FILE--
<?php
class c_iter implements spl::forward_assoc {
private $obj;
private $num = 0;
function __construct($obj) {
$this->obj = $obj;
}
function current() {
echo __CLASS__ . '::' . __FUNCTION__ . "\n";
return $this->num;
}
function next() {
echo __CLASS__ . '::' . __FUNCTION__ . "\n";
$this->num++;
}
function has_more() {
echo __CLASS__ . '::' . __FUNCTION__ . "\n";
return $this->num < $this->obj->max;
}
function key() {
echo __CLASS__ . '::' . __FUNCTION__ . "\n";
switch($this->num) {
case 0: return "1st";
case 1: return "2nd";
case 2: return "3rd";
default: return "???";
}
}
}
class c implements spl::iterator {
public $max = 3;
function new_iterator() {
echo __CLASS__ . '::' . __FUNCTION__ . "\n";
return new c_iter($this);
}
}
$t = new c();
for ($iter = $t->new_iterator(); $iter->has_more(); $iter->next()) {
echo $iter->current() . "\n";
}
$a = array(0,1,2);
foreach($a as $v) {
echo "array:$v\n";
}
foreach($t as $v) {
echo "object:$v\n";
}
foreach($t as $v) {
foreach($t as $w) {
echo "double:$v:$w\n";
}
}
foreach($t as $i => $v) {
echo "object:$i=>$v\n";
}
print "Done\n";
?>
--EXPECT--
c::new_iterator
c_iter::has_more
c_iter::current
0
c_iter::next
c_iter::has_more
c_iter::current
1
c_iter::next
c_iter::has_more
c_iter::current
2
c_iter::next
c_iter::has_more
array:0
array:1
array:2
c::new_iterator
c_iter::has_more
c_iter::current
c_iter::key
object:0
c_iter::next
c_iter::has_more
c_iter::current
c_iter::key
object:1
c_iter::next
c_iter::has_more
c_iter::current
c_iter::key
object:2
c_iter::next
c_iter::has_more
c::new_iterator
c_iter::has_more
c_iter::current
c_iter::key
c::new_iterator
c_iter::has_more
c_iter::current
c_iter::key
double:0:0
c_iter::next
c_iter::has_more
c_iter::current
c_iter::key
double:0:1
c_iter::next
c_iter::has_more
c_iter::current
c_iter::key
double:0:2
c_iter::next
c_iter::has_more
c_iter::next
c_iter::has_more
c_iter::current
c_iter::key
c::new_iterator
c_iter::next
c_iter::has_more
c_iter::current
c_iter::key
double:1:1
c_iter::next
c_iter::has_more
c_iter::current
c_iter::key
double:1:2
c_iter::next
c_iter::has_more
c_iter::next
c_iter::has_more
c_iter::current
c_iter::key
c::new_iterator
c_iter::next
c_iter::has_more
c_iter::current
c_iter::key
double:2:1
c_iter::next
c_iter::has_more
c_iter::current
c_iter::key
double:2:2
c_iter::next
c_iter::has_more
c_iter::next
c_iter::has_more
c::new_iterator
c_iter::has_more
c_iter::current
c_iter::key
object:1st=>0
c_iter::next
c_iter::has_more
c_iter::current
c_iter::key
object:2nd=>1
c_iter::next
c_iter::has_more
c_iter::current
c_iter::key
object:3rd=>2
c_iter::next
c_iter::has_more
Done
|
