<?php
class MyIterator implements Iterator
{
public $var = array(1,2,3);
public function __construct($array)
{
if (is_array($array)) {
$this->var = $array;
}
}
public function rewind()
{
echo "rewinding\n";
reset($this->var);
}
public function current()
{
$var = current($this->var);
echo "current: $var\n";
return $var;
}
public function key()
{
$var = key($this->var);
echo "key: $var\n";
return $var;
}
public function next()
{
$var = next($this->var);
echo "next: $var\n";
return $var;
}
public function valid()
{
$key = key($this->var);
$var = ($key !== NULL && $key !== FALSE);
echo "valid: $var\n";
return $var;
}
public $values = array(1,2,3);
}
class MyCollection implements IteratorAggregate
{ parent::var;
private $count = 0;
public function __construct($array)
{
if (is_array($array)) {
$this->var = $array;
}
}
// Required definition of interface IteratorAggregate
public function getIterator() {
return new MyIterator($this->var);
}
public function add($value) {
$this->var[$this->count++] = $value;
}
}
/*$values = array('value 1','value 2','value 3');*/
$coll = new MyCollection($values);
foreach ($coll as $key => $val) {
echo "key/value: [$key -> $val]\n\n";
}
?>
- Output for 5.4.0 - 5.4.19, 5.5.0 - 5.5.3
- Parse error: syntax error, unexpected 'parent' (T_STRING), expecting function (T_FUNCTION) in /in/Ybd1K on line 53
Process exited with code 255. - Output for 5.3.0 - 5.3.27
- Parse error: syntax error, unexpected T_STRING, expecting T_FUNCTION in /in/Ybd1K on line 53
Process exited with code 255.
preferences:
178.72 ms | 1395 KiB | 59 Q