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pecl install openswoole-22.0.0 | composer require openswoole/core:22.1.2
When successful, it returns
X509 certificate information, when it fails it returns
Obtain server-side certificate information.
This method can only be used once SSL has been completed and the handshake is successful.
openssl_x509_parse which is provided by the OpenSSL library can be used to parse the certificate information.
You must have installed OpenSwoole using
--enable-openssl for this to work.