a simple demo of curl

simple_curl

function simple_curl($url = '') {
	if (!empty($url)) {
		$ch = curl_init();
		curl_setopt($ch,CURLOPT_HEADER,0);
		curl_setopt($ch,CURLOPT_NOSIGNAL, 1);
		curl_setopt($ch,CURLOPT_URL,$url);
		curl_setopt($ch,CURLOPT_RETURNTRANSFER,1);
		$version = curl_version();
		if ($version["version"] < "7.16.2") {
			curl_setopt($ch,CURLOPT_TIMEOUT,1);
		} else {
			curl_setopt($ch,CURLOPT_TIMEOUT_MS,300);
		}
		return curl_exec($ch);
	} else {
		return '';
	}
}

$res = json_decode(simple_curl('http://weibo.com/'), true);