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Patch submitted by anonymous person via online editor

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git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@306851 c90b9560-bf6c-de11-be94-00142212c4b1
This commit is contained in:
David Tajchreber 2010-12-30 10:10:51 +00:00
parent 953e9ec5b2
commit ca6478c611
1 changed files with 16 additions and 25 deletions
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41
language/oop5/iterations.xml
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@ -82,7 +82,6 @@ private => private var
class MyIterator implements Iterator
{
private $var = array();
private $index = 0;
public function __construct($array)
{
@ -94,43 +93,35 @@ class MyIterator implements Iterator
public function rewind()
{
echo "rewinding\n";
$this->index = 0;
reset($this->var);
}
public function current()
{
$k = array_keys($this->var);
$var = $this->var[$k[$this->index]];
$var = current($this->var);
echo "current: $var\n";
return $var;
}
public function key()
public function key()
{
$k = array_keys($this->var);
$var = $k[$this->index];
$var = key($this->var);
echo "key: $var\n";
return $var;
}
public function next()
public function next()
{
$k = array_keys($this->var);
if (isset($k[++$this->index])) {
$var = $this->var[$k[$this->index]];
echo "next: $var\n";
return $var;
} else {
echo "next:\n";
return false;
}
$var = next($this->var);
echo "next: $var\n";
return $var;
}
public function valid()
{
$k = array_keys($this->var);
$var = isset($k[$this->index]);
echo "valid: {$var}\n";
$key = key($this->var);
$var = ($key !== NULL && $key !== FALSE);
echo "valid: $var\n";
return $var;
}
@ -163,7 +154,7 @@ valid: 1
current: 3
key: 2
2: 3
next: (no more)
next:
valid:
]]>
</screen>