Thread
PHP Manual

Thread::isRunning

(PECL pthreads >= 0.34)

Thread::isRunningState Detection

Description

final public boolean Thread::isRunning ( void )

Tell if the referenced Thread is executing

Parameters

This function has no parameters.

Return Values

A boolean indication of state

Note:

A Thread is considered running while executing the run method

Examples

Example #1 Detect the state of the referenced Thread

<?php
class My extends Thread {
    public function 
run() {
        
$this->synchronized(function($thread){
            
$thread->wait();
        }, 
$this);
    }
}
$my = new My();
$my->start();
var_dump($my->isRunning());
$my->synchronized(function($thread){
    
$thread->notify();
}, 
$my);
?>

The above example will output:

bool(true)


Thread
PHP Manual