php用curl发送application/json数据

[xiaolai0981]

$headers = array( "Content-type: application/json" );
$ch = curl_init($url);
 curl_setopt($ch, CURLOPT_TIMEOUT, 60); //设置超时
if(0 === strpos(strtolower($url), 'https')) {
 　　curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0); //对认证证书来源的检查
 　　curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0); //从证书中检查SSL加密算法是否存在 
}
curl_setopt($ch, CURLOPT_POST, TRUE); 
$data = array(0=>1,1=>2); 
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data)); 
curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
$rtn = curl_exec($ch);//CURLOPT_RETURNTRANSFER 不设置 curl_exec返回TRUE 设置 curl_exec返回json(此处) 失败都返回FALSE curl_close($ch);