访问https://curl.haxx.se/docs/caextract.html，下载cacert.pem，并在php.ini文件添加curl.cainfo="D:/wamp/bin/php/php7.0.10/extras/ssl/cacert.pem"openssl.cafile="D:/wamp/bin/php/php7.0.10/extras/ssl/cacert.pem"重启php-fpm.
