public function find_children($categoryId, $conn)
{
$this->categoryId = $categoryId;
//finding left and right
$sql = "SELECT CategoryName,dpth, rgt, lft FROM nested_category WHERE CategoryId={$categoryId}";
$result = $conn->query($sql);
if (is_null($result)) {
return;
}
$row = $result->fetch_assoc();
if (is_null($row)) {
return;
}
$this->categoryName = array_shift($row);
$myDpth = array_shift($row);
$myRgt = array_shift($row);
$myLft = array_shift($row);
$sql = "SELECT categoryName, categoryId FROM nested_category WHERE lft>{$myLft} and rgt<{$myRgt} and dpth={$myDpth}+1";
$result = $conn->query($sql);
if (is_null($result)) {
return;
}
while ($row = mysqli_fetch_array($result)) {
$b = new SimpleClass($row["categoryName"], $row["categoryId"]);
$b->find_children($row["categoryId"], $conn);
array_push($this->child_categories, $b);
}
}
/**
* tag_open method
*
* @param string $parser
* @param string $tag
* @param array $attribs
*/
function tag_open($parser, $tag, $attribs)
{
$node = new SimpleClass();
$node->setArray($attribs);
$node->setProp("_TAGNAME", $tag);
$this->datas[] = $node;
}
public function __construct()
{
parent::__construct();
$this->name = 'Complex Class Instance';
$this->dataStore = array('foo', 1, 'dateInfo' => new \DateTime(), 'classInfo' => new SimpleClass());
for ($i = 0; $i < 5; ++$i) {
$this->assocArray['position_' . $i] = $i;
$this->numArray[] = $i;
}
}
/**
* helper function initialise a simpleClass Object
*
* @param string $class
* @param string $tree
* @return string
*/
function _initClass($tag, $attribs = array())
{
$node = new SimpleClass();
$node->setArray($attribs);
$node->setProp("_TAGNAME", $tag);
$this->datas[] = $node;
//$this->_debug( 3, '', 'Initialized simple class', 'OK' );
}
public function testSimpleClassConversion()
{
$o = new SimpleClass();
$o->setName("test");
$o->setDescription("description");
$this->assertEquals("test", $o->getName());
$this->assertEquals("description", $o->getDescription());
$json = $o->toJSON();
$this->assertEquals('{"name":"test","desc":"description"}', $json);
$newO = new SimpleClass();
$newO->fromJson($json);
$this->assertEquals($o, $newO);
}
function foo()
{
$args = func_get_args();
parent::foo();
}
/**
* @covers SimpleClass::simpleFunction
*/
public function testSimpleFunction()
{
$this->assertEquals('Simple', $this->object->simpleFunction());
}
/**
* @requires PHP 7.0
* @expectedException \Error
* @expectedExceptionMessageRegExp /Call to undefined method/
*/
public function testNonExistingMethodCall()
{
$this->expectOutputRegex('/Call to undefined method/');
$obj = new SimpleClass();
$obj->nonExistingMethod();
}
<?php require 'simpleclass.php'; $s = new SimpleClass(); $s->displayvar(); $s->var = 'other value'; $s->displayvar(); var_dump($s);
$func("xudedong");
$func = "echoit";
$func("vcbnm");
?>
<?php
class SimpleClass
{
// property declaration
public $var = 'a default value,<br />';
// method declaration
public function displayVar()
{
echo $this->var;
}
}
$sim = new SimpleClass();
$sim->displayVar();
?>
<?php require_once "simple_class.php"; $simple_class1 = new SimpleClass(); $simple_class2 = new SimpleClass(); $simple_class3 = new SimpleClass(); $simple_class4 = new SimpleClass(); $simple_class5 = new SimpleClass(); echo "Simple Class called <b>5</b> times: <br />"; echo "Number of 'connections': " . SimpleClass::getTotalCalls(); echo "<br /><br />"; require_once "singleton.php"; $simple_class1 = Singleton::getInstance(); $simple_class2 = Singleton::getInstance(); $simple_class3 = Singleton::getInstance(); $simple_class4 = Singleton::getInstance(); $simple_class5 = Singleton::getInstance(); echo "<br /><br />"; echo "Singleton called <b>5</b> times: <br />"; echo "Number of 'connections': " . Singleton::getTotalCalls();
function displayVar()
{
echo "Classe Herdeira\n";
parent::displayVar();
}
<article>
<h2>Steg 1 - intro teori</h2>
<p>Läste på om begreppen: objekt, metod, egenskaper/properties och inkapsling.
<p>Slår på all error-reporting för php
<?php
error_reporting(E_ALL);
ini_set('display_errors', '1');
?>
</article>
<article>
<h2>Steg 2 - att använda en enkel klass</h2>
<p>
<?php
$sp = new SimpleClass();
$sp->DisplayVar();
$sp->var = "a new value";
echo "<p>";
$sp->DisplayVar();
?>
</article>
<article>
<h2>Steg 3 - en tärningsklass</h2>
<p>Simulera tärningsslag genom att ange ett värde för GET-parametern <strong>rolls</strong>
<?php
$d = new CDice();
if (isset($_GET['rolls'])) {
$n = (int) filter_input(INPUT_GET, 'rolls');
echo "<p>Slår tärningen {$n} gånger";
function displayVar()
{
echo "Расширенный класс\n";
parent::displayVar();
}
function displayVar()
{
echo "Extending class\n";
parent::displayVar();
}
//public $var5 = $myVar;
// правильное определение свойств:
public $var6 = myConstant;
public $var7 = array(true, false);
// Это разрешено только в PHP 5.3.0 и более поздних версиях.
public $var8 = <<<'EOD'
hello world
EOD;
// MY
public function GetClassInfo()
{
return SimpleClass::class;
}
}
define("myConstant", "myConstant");
$SimleObj = new SimpleClass();
?>
<pre><?php
// var_dump($SimleObj);
?>
</pre><?php
?>
<pre><?php
echo $SimleObj->GetClassInfo();
?>
</pre><?php
?>
<pre><?php
echo $SimleObj->var1;
?>
</pre><?php
