本文整理汇总了PHP中RecursiveArrayIterator::valid方法的典型用法代码示例。如果您正苦于以下问题：PHP RecursiveArrayIterator::valid方法的具体用法？PHP RecursiveArrayIterator::valid怎么用？PHP RecursiveArrayIterator::valid使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类RecursiveArrayIterator的用法示例。
在下文中一共展示了RecursiveArrayIterator::valid方法的13个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: recursiveScan
private function recursiveScan(\RecursiveArrayIterator $iterator)
{
while ($iterator->valid()) {
$this->checkIblockData($iterator);
if ($iterator->hasChildren()) {
$this->recursiveScan($iterator->getChildren());
} else {
$this->checkIblockData($iterator);
}
$iterator->next();
}
}示例2: valid
function valid()
{
if (!parent::valid()) {
echo __METHOD__ . " = false\n";
return false;
} else {
return true;
}
}示例3: traverse
function traverse(RecursiveArrayIterator $iterator)
{
while ($iterator->valid()) {
if ($iterator->hasChildren()) {
printf("HasChild: %s\n", $iterator->key());
traverse($iterator->getChildren());
} else {
printf("%s => %s\n", $iterator->key(), $iterator->current());
}
$iterator->next();
}
}示例4: walkArray
/**
* Walks through array
* @param $array
* @param $callback callable function($path, $value)
*/
public static function walkArray($array, $callback, $iterator = null, $prefix = '')
{
if (is_null($iterator)) {
$iterator = new \RecursiveArrayIterator($array);
}
while ($iterator->valid()) {
if ($iterator->hasChildren()) {
self::walkArray(null, $callback, $iterator->getChildren(), $prefix . '.' . $iterator->key());
} else {
call_user_func($callback, ltrim($prefix . '.' . $iterator->key(), '.'), $iterator->current());
}
$iterator->next();
}
}示例5: buildResources
/**
* @param \RecursiveArrayIterator $iterator
* @return mixed
* @throws \Symfony\Component\HttpKernel\Exception\HttpException
*/
protected function buildResources(\RecursiveArrayIterator $iterator)
{
if (count($this->mapping) == 0) {
throw new HttpException(Codes::HTTP_BAD_REQUEST, 'Unable to generate CMMI Data, no mapping is known');
}
$this->resource = new Resource(new Link($this->request->getUri(), 'self'));
if ($iterator->hasChildren()) {
while ($iterator->valid()) {
$childItem = $iterator->current();
$this->addResource(new \RecursiveArrayIterator($childItem));
$iterator->next();
}
} else {
$this->addResource($iterator);
}
return $this->resource;
}示例6: strtoupper
?>
" method="POST">
<input type="text" name="any_name">
<input type="submit" name="submit">
</form>
<?php
if (isset($_POST['submit'])) {
$var = $_POST['any_name'];
$var = strtoupper($var);
$str = file_get_contents('file.json');
$json = json_decode($str, true);
$iterator = new RecursiveArrayIterator($json);
while ($iterator->valid()) {
foreach ($iterator as $key => $value) {
if (0 === strpos($key, $var)) {
echo $key . ' : ' . $value . "<br/>";
}
}
$iterator->next();
}
}
?>
</form>
</body>
</html>示例7: RecursiveArrayIterator
<input type="text" name="y">
</div>
<div>
<label for="directions">Input string for directions</label>
<input type="text" name="directions">
</div>
<input type="submit" name="submit" value="Go!">
</form>
<?php
$move_data = str_split($directions);
//var_dump($move_data);
$recusive = new RecursiveArrayIterator($move_data);
$reverse = 0;
while ($recusive->valid()) {
$direction = $recusive->current();
if ($direction == '~') {
$reverse++;
$recusive->next();
} else {
if ($reverse % 2) {
if ($direction == '>') {
$_x++;
} elseif ($direction == '<') {
$_x--;
} elseif ($direction == 'v') {
$_y++;
} elseif ($direction == '^') {
$_y--;
}示例8: fetchCategoriesWithProducts
/**
* @param RecursiveArrayIterator $iterator
*/
public function fetchCategoriesWithProducts(RecursiveArrayIterator $iterator)
{
while ($iterator->valid()) {
if ($iterator->hasChildren()) {
$this->fetchCategoriesWithProducts($iterator->getChildren());
} else {
if ($iterator->key() == 'countProducts' && $iterator->current() != '0') {
$this->_categoryWithProducts[$iterator->offsetGet('id')] = array('name' => $iterator->offsetGet('name'), 'full_path' => $iterator->offsetGet('full_path'), 'countProduct' => $iterator->offsetGet('countProducts'));
}
/*$this->_categoryWithProducts[$iterator->offsetGet('id')] =
$iterator->offsetGet('countProducts');*/
}
$iterator->next();
}
}示例9: array
function traverse_structure($ids)
{
$return_ids = array();
$iterator = new RecursiveArrayIterator($ids);
while ($iterator->valid()) {
if ($iterator->hasChildren()) {
$return_ids = array_merge($return_ids, $this->traverse_structure($iterator->getChildren()));
} else {
if ($iterator->key() == 'int') {
$return_ids = array_merge($return_ids, array($iterator->current()));
}
}
$iterator->next();
}
return $return_ids;
}示例10: getColumns
public function getColumns($table = NULL)
{
if ($table === NULL) {
throw new \Exception("Please input a table name. - glDbMysql.php - line 89");
}
if (!in_array($table, $this->getTables())) {
throw new \Exception("The table you're trying to query does not exist - glDbMysql.php - line 91");
}
$dbh = $this->getDbh();
$stmt = $dbh->prepare("DESCRIBE " . $table);
$success = $stmt->execute();
$columnNames = $stmt->fetchAll(\PDO::FETCH_ASSOC);
$iterator = new \RecursiveArrayIterator($columnNames);
$fields = array();
if ($success !== FALSE) {
while ($iterator->valid()) {
if ($iterator->hasChildren()) {
$childIterator = new \RecursiveArrayIterator($iterator->current());
while ($childIterator->valid()) {
if ($childIterator->key() == "Field") {
array_push($fields, $childIterator->current());
}
$childIterator->next();
}
}
$iterator->next();
}
return $fields;
}
$error = array('query' => "DESCRIBE " . $table, 'errorInfo' => $this->prepareErrorInfo($dbh->errorInfo()));
$errorInfo = json_encode($error);
throw new MysqlException($errorInfo);
}示例11: walkInputArray
/**
* Walks through input array
*
* @param $array
* @param $callback callable function($path, $value)
* @param null $iterator
* @param string $prefix
*/
private function walkInputArray($array, $callback, $iterator = null, $prefix = '')
{
if (!$iterator) {
$iterator = new \RecursiveArrayIterator($array);
}
while ($iterator->valid()) {
$key = $iterator->key();
if ($iterator->hasChildren()) {
$this->walkInputArray(null, $callback, $iterator->getChildren(), $prefix . '.' . $key);
} else {
call_user_func($callback, ltrim($prefix . '.' . $key, '.'), $iterator->current());
}
$iterator->next();
}
}示例12: reducer
/**
* Helper to `names`, which recursively traverses the iterator appending
* new keys onto the base-so-far.
*
* @param \RecursiveArrayIterator $it
* @param string $base
* @param array $names
*/
private function reducer(\RecursiveArrayIterator $it, $base, &$names)
{
while ($it->valid()) {
$sub_base = sprintf('%s[%s]', $base, $it->key());
if ($it->hasChildren()) {
$this->reducer($it->getChildren(), $sub_base);
} else {
$names[] = $sub_base;
}
$it->next();
}
}示例13: encode_iterator
protected static function encode_iterator(RecursiveArrayIterator $iterator, $options, $depth)
{
$json = array();
while ($iterator->valid()) {
$key = $iterator->key();
$value = $iterator->current();
if ($value instanceof JSExpression) {
var_dump($value);
$json[$key] = $value->json_encode($options);
} else {
if ($iterator->hasChildren()) {
if (!($depth > 0)) {
throw new Exception("Maximum depth reached");
}
$json[$key] = static::encode_iterator($iterator->getChildren(), $options, $depth - 1);
} else {
$json[$key] = static::encode_value($iterator->current(), $options);
}
}
$iterator->next();
}
var_dump($json);
if (self::is_numeric_array($json)) {
return '[' . implode(",", $json) . ']';
} else {
foreach (array_keys($json) as $key) {
$json[$key] = static::encode_key($key, $options) . ':' . $json[$key];
}
return '{' . implode(",", $json) . '}';
}
}