PHP CURL multithreaded Operation code example

This article mainly introduces the PHP CURL multithreaded Operation code example, this article directly gives the realization code, needs the friend may refer to under

How to use:

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$urls = Array ("http://baidu.com", "http://21andy.com", "http://google.com"); $MP = new Multihttprequest ($urls); $MP->start ();

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* * * Curl multi-threaded class * Usage: * ======================== $urls = Array ("http://baidu.com", "http://dzone.com", "http://google.com"); $MP = new Multihttprequest ($urls); $MP->start (); * ========================/class Multihttprequest {public $urls = array (), public $curlopt _header = 1, public $method = "Get";   function __construct ($urls = False) {$this->urls = $urls;}   function Set_urls ($urls) {$this->urls = $urls; return $this; }   function Is_return_header ($b) {$this->curlopt_header = $b; return $this}   function Set_method ($m) {$ This->medthod = Strtoupper ($m); return $this; }   function Start () {if (!is_array ($this->urls) or count ($this->urls) = = 0) {return false;} $curl = $text = Array (); $handle = Curl_multi_init (); foreach ($this->urls as $k => $v) {$curl [$k] = $this->add_handle ($handle, $v);}   $this->exec_handle ($ handle); foreach ($this->urls as $k => $v) {curl_multi_getcontent ($curl [$k]); Echo $curl [$k]. " n "; $text [$k] = Curl_multi_getcontent ($curl [$k]); Echo $text [$k], "NN"; Curl_multi_remove_handle ($handle, $curl [$k]); } curl_multi_close ($handle); }   Private Function Add_handle ($handle, $url) {$curl = Curl_init (); curl_setopt ($curl, Curlopt_url, $url); curl_set Opt ($curl, Curlopt_header, $this->curlopt_header); curl_setopt ($curl, Curlopt_returntransfer, 1); Curl_multi_add_handle ($handle, $curl); return $curl; }   Private Function Exec_handle ($handle) {$flag = null; do {curl_multi_exec ($handle, $flag); while ($flag > 0 ); } }