PHP Static analysis for known
Extension
                    Calls
                  \ENT_QUOTES
                      39
                  \PHP_URL_HOST
                      38
                  \DIRECTORY_SEPARATOR
                      22
                  \JSON_PRETTY_PRINT
                      16
                  \FILTER_VALIDATE_URL
                      13
                  \FILTER_VALIDATE_EMAIL
                      10
                  \PHP_URL_PATH
                      7
                  \ENT_COMPAT
                      6
                  \JSON_UNESCAPED_SLASHES
                      5
                  \PHP_URL_SCHEME
                      5
                  \PHP_INT_MAX
                      5
                  \CURLOPT_RETURNTRANSFER
                      4
                  \FILTER_SANITIZE_URL
                      4
                  \UPLOAD_ERR_NO_FILE
                      4
                  \PATHINFO_EXTENSION
                      4
                  \CURLOPT_HTTPHEADER
                      4
                  \CURLOPT_SSL_VERIFYPEER
                      3
                  \STR_PAD_LEFT
                      3
                  \CURLOPT_POSTFIELDS
                      3
                  \CURLOPT_FOLLOWLOCATION
                      2
                  \E_ERROR
                      2
                  \CURLOPT_HEADER
                      2
                  \UPLOAD_ERR_INI_SIZE
                      2
                  \CURLOPT_URL
                      2
                  \CURLINFO_HTTP_CODE
                      2
                  \CURLOPT_SSL_VERIFYHOST
                      2
                  \CURLINFO_HEADER_OUT
                      2
                  \DATE_RSS
                      2
                  \JSON_ERROR_NONE
                      2
                  \CURLOPT_CUSTOMREQUEST
                      2
                  \UPLOAD_ERR_EXTENSION
                      2
                  \UPLOAD_ERR_CANT_WRITE
                      2
                  \UPLOAD_ERR_OK
                      2
                  \UPLOAD_ERR_NO_TMP_DIR
                      2
                  \UPLOAD_ERR_PARTIAL
                      2
                  \E_STRICT
                      2
                  \UPLOAD_ERR_FORM_SIZE
                      2
                  \E_COMPILE_WARNING
                      1
                  \DATE_ATOM
                      1
                  \FILTER_VALIDATE_BOOLEAN
                      1
                  \CURLOPT_PROGRESSFUNCTION
                      1
                  \CURLPROXY_HTTP
                      1
                  \E_WARNING
                      1
                  \CURLOPT_NOPROGRESS
                      1
                  \JSON_HEX_TAG
                      1
                  \E_USER_DEPRECATED
                      1
                  \CURLOPT_COOKIEJAR
                      1
                  \CURLOPT_PROXY
                      1
                  \E_PARSE
                      1
                  \CURLOPT_PROXYTYPE
                      1
                  \CURLOPT_MAXREDIRS
                      1
                  \CASE_LOWER
                      1
                  \CURLOPT_CONNECTTIMEOUT
                      1
                  \CURLOPT_SAFE_UPLOAD
                      1
                  \CURLOPT_NOBODY
                      1
                  \E_CORE_ERROR
                      1
                  \LIBXML_HTML_NODEFDTD
                      1
                  \E_USER_NOTICE
                      1
                  \E_NOTICE
                      1
                  \E_DEPRECATED
                      1
                  \FILTER_SANITIZE_EMAIL
                      1
                  \LIBXML_HTML_NOIMPLIED
                      1
                  \ENT_XML1
                      1
                  \CURLINFO_HEADER_SIZE
                      1
                  \OPENSSL_KEYTYPE_RSA
                      1
                  \PHP_EOL
                      1
                  \CURLPROXY_SOCKS4
                      1
                  \FILEINFO_MIME_TYPE
                      1
                  \CURLPROXY_SOCKS5
                      1
                  \CURLOPT_POST
                      1
                  \E_COMPILE_ERROR
                      1
                  \E_CORE_WARNING
                      1
                  \CURLOPT_USERAGENT
                      1
                  \LC_ALL
                      1
                  \CURLINFO_EFFECTIVE_URL
                      1
                  \E_USER_ERROR
                      1
                  \E_USER_WARNING
                      1
                  \JSON_UNESCAPED_UNICODE
                      1
                  \LIBXML_NOCDATA
                      1
                  \PASSWORD_BCRYPT
                      1
                  \PHP_URL_QUERY
                      1
                  \CURLOPT_AUTOREFERER
                      1