<?php error_reporting(E_ERROR);$ch=curl_init();curl_setopt($ch,CURLOPT_URL,'https://tlstest.paypal.com');curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);curl_setopt($ch,CURLOPT_FAILONERROR,true);curl_setopt($ch,CURL_SSLVERSION_TLSv1_2);// CURL_SSLVERSION_TLSv1_2 $result=curl_exec($ch);echo 'result = '.$result.'<br>';echo 'errno = '.curl_errno($ch).'<br>';echo 'error = '.curl_error($ch).'<br>';curl_close($ch);?>