index.php
<?php
if (class_exists ( "Entity\My" )) {
$my = new Entity\My ( 200 );
}
if (class_exists ( "Entity\T" )) {
for($i = 0; $i < 3; $i ++) {
$t [] = new Entity\T ( $my );
}
}
foreach ($t as $item){
$item->start();
}
t.class.php
<?php
class T extends \Thread{
private $my;
public function __construct($my){
$this->my = $my;
}
public function run(){
$this->my->draw("120");
}
}
my.class.php
<?php
class My extends Thread{
private $balance;
public function __construct($balance){
$this->balance = $balance;
}
public function draw($cost){
$this->lock();
if($this->balance >= $cost){
usleep(500);
$this->balance -= $cost;
echo Thread::getCurrentThreadId() . "__get__${cost},now the balance is:{$this->balance}<br/>";
}
else
echo Thread::getCurrentThreadId() . "__get fail__,now the balance is :{$this->balance}<br/>";
$this->unlock();
}
}
Threaded::lock
(PECL pthreads < 3.0.0)
Threaded::lock — Synchronization
警告
This method has been removed in pthreads v3. The Threaded::synchronized() method should now be used.
説明
public Threaded::lock
(
) : bool
Lock the referenced objects property table
パラメータ
この関数にはパラメータはありません。
返り値
A boolean indication of success
例
例1 Locking Object Properties
<?php
class My extends Thread {
public function run() {
var_dump($this->lock());
/** nobody can read or write **/
var_dump($this->unlock());
/** reading / writing resumed for all other contexts */
}
}
$my = new My();
$my->start();
?>
上の例の出力は以下となります。
bool(true) bool(true)
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User Contributed Notes 1 note
312036773 at qq dot com ¶
8 years ago
