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Option «urlnum» in the JSON

From: Коваленко Анатолий Викторович via curl-users <>
Date: Sat, 3 Jul 2021 14:28:24 +0300

In Windows PowerShell getting HTTP-head (parameter «-I») for TWO files (the link contains «{32,64}»)
at one command and save the cURL report into the variable:

> curl.exe -V
curl 7.77.0 (x86_64-pc-win32) libcurl/7.77.0 OpenSSL/1.1.1k (Schannel) zlib/1.2.11 brotli/1.0.9 zstd/1.5.0 libidn2/2.3.1 libssh2/1.9.0 nghttp2/1.43.0 libgsasl/1.10.0 libmetalink/0.1.3
Release-Date: 2021-05-26
Protocols: dict file ftp ftps gopher gophers http https imap imaps ldap ldaps mqtt pop3 pop3s rtsp scp sftp smb smbs smtp smtps telnet tftp
Features: alt-svc AsynchDNS brotli gsasl HSTS HTTP2 HTTPS-proxy IDN IPv6 Kerberos Largefile libz Metalink MultiSSL NTLM SPNEGO SSL SSPI TLS-SRP Unicode UnixSockets zstd

> $Report = curl.exe -I -w "%{JSON}" "{32,64}"

> $Report.GetType()
IsPublic IsSerial Name BaseType
-------- -------- ---- --------
True True Object[] System.Array

> $Report.Length

> $Report[44].GetType()
IsPublic IsSerial Name BaseType
-------- -------- ---- --------
True True String System.Object

> $Report[44]
{"content_type":"application/zip","errormsg":null,"exitcode":0,"filename_effective":null,"ftp_entry_path":null,"http_code":200,"http_connect":0,"http_version":"2","local_ip":"","local_port":-1,"method":"HEAD","num_connects":0,"num_headers":19,"num_redirects":0,"proxy_ssl_verify_result":0,"redirect_url":null,"referer":null,"remote_ip":"","remote_port":443,"response_code":200,"scheme":"HTTPS","size_download":0,"size_header":729,"size_request":119,"size_upload":0,"speed_download":0,"speed_upload":0,"ssl_verify_result":0,"time_appconnect":0.000095,"time_connect":0.000095,"time_namelookup":0.000094,"time_pretransfer":0.051093,"time_redirect":0.000000,"time_starttransfer":0.102164,"time_total":0.102225,"url":"","url_effective":"","urlnum":0,"curl_version":"libcurl/7.77.0 OpenSSL/1.1.1k (Schannel) zlib/1.2.11 brotli/1.0.9 zstd/1.5.0 libidn2!
 /2.3.1 libssh2/1.9.0 nghttp2/1.43.0 libgsasl/1.10.0"}

Why «"urlnum":0» for the SECOND file?

Received on 2021-07-03