Curl send form data: Curl submit form tutorial

Hands-on teaching you to use Curl to pass table data

Today we chatter how to use Curl this command line tool to pass the form data, especially with our family ipipgo proxy service, guaranteed to let you pass the data fast and stable. Do not rush to close the page, even if you are a technical white, follow the steps can be easily done!

Two positions for Curl to pass data

Remembering these two golden parameters is enough:
-F Forms used to pass files or with file uploads
-d Suitable for plain text data transmission

 As a chestnut (in plain text)
curl -d "username=Zhang San&password=123456" http://example.com/login

 Chestnut with file upload
curl -F "avatar=@/path/to/photo.jpg" -F "nickname=sledgehammer" http://example.com/upload

Why do I need a proxy IP to transmit data?

Let's talk about a real scenario: you wrote an auto-registration script and the target website blocked your IP! This is where ipipgo's proxy service comes to the rescue. Our IP pool has50 million +Dynamic residential IPs, like cloaking the request in stealth, are the perfect solution:

• IP access frequency limitation
• Geographical access restrictions
• Automatic retry for failed requests

Practical: using ipipgo proxy to send data

Here's the point! Three steps up:

1. Go to the ipipgo website to open an account and pick the right package
2. On the console, find theProxy Address/Port/Account Password
3. Add a proxy parameter to the curl command

curl -x http://username:password@proxy.ipipgo.com:2333
-d "phone=13800138000&code=8888"
http://target-site.com/verify

Be careful to replace it with your own account info, don't just copy it!

Common Rollover Scene Rescue

Old Driver's Tips

1. For batch operations add-proxy-anyauthparameter, auto authentication saves time
2. When it is necessary to hold a session, use-c cookies.txtSave Login Status
3. ipipgo'sIntelligent Routingfunction to automatically select the fastest node

 Full chestnut with cookies
curl -x http://ipipgo代理信息
-c . /cookies.txt
-d "search=Today's top hits"
https://news-site.com/query

question-and-answer session

Q: Is it okay to use a free proxy?
A: Never! Nine times out of ten, free proxies will intercept your data. ipipgo's exclusive IPs are bank-level encrypted and secure.

Q: Can HTTPS sites be proxied?
A: ipipgo full support HTTPS tunnel mode, in the command line add a-proxy-tunnelparameter will work.

Q: How do I know the agent is in effect?
A: Visit the official website of ipipgo provided by theIP Detection InterfaceIf the returned IP address changes, it means it is successful!

Lastly, if you have any problems that you can't solve, just poke ipipgo.7×24 hours online customer serviceIt's a lot less time-consuming than trying to do it yourself. No data is too small, so it's really important to choose the right proxy service provider!