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function http_post($url, $data){
	if(is_array($data)){
		$data = http_build_query($data);
	}
	$ch = curl_init($url) ; 
	curl_setopt($ch, CURLOPT_POST, 1) ;
	curl_setopt($ch, CURLOPT_POSTFIELDS, $data); 
	curl_setopt($ch, CURLOPT_HEADER, 0);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1) ;
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
	$result = curl_exec($ch) ; 
	curl_close($ch) ;
	return $result;
}

function http_get($url){
	$ch = curl_init($url) ; 
	curl_setopt($ch, CURLOPT_HEADER, 0);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1) ;
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
	$result = curl_exec($ch) ; 
	curl_close($ch) ;
	return $result;
}

获取 HTTP 请求的首部:

curl_setopt($ch, CURLINFO_HEADER_OUT, true);
$result = curl_exec($ch) ;
echo curl_getinfo($ch, CURLINFO_HEADER_OUT);

cURL 打印请求头和响应头的选项 CURLOPT_VERBOSE

HTTPS:

curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);