Informational (1xx)

HTTP 100100 Continue

The client should continue with its request body. Used with Expect: 100-continue headers.

Common Causes & Diagnoses
  • Client sent Expect: 100-continue header for large uploads.
Spesifikasyon & Kategori
Status Code:100
Category:Informational (1xx)
RFC Standard:RFC 9110 / HTTP/1.1 & HTTP/2
Multi-Language Code Implementations

How to Handle, Return & Test HTTP 100

Status: 100 100 Continue
server.js / handler.ts
// Express.js Server Response
app.get('/api/resource', (req, res) => {
  return res.status(100).json({ success: true, status: 100 });
});

// Client-side fetch error check
const response = await fetch('/api/resource');
if (response.status === 100) {
  console.warn('Received HTTP 100 100 Continue');
}
💡 Pro Tip: Ensure appropriate error handling middleware or proxy interceptors are enabled so client applications receive structured JSON responses for HTTP 100.
How to Fix / Practical Code Solutions

Server accepts upload

Server verifies headers and prompts client to send payload body.

Other Popular HTTP Status Codes
Frequently Asked Questions

Common Questions About HTTP 100 to RFC Standard

Everything you need to know regarding specifications, syntax, and security best practices.

The client should continue with its request body. Used with Expect: 100-continue headers. In Turkish: İstemci isteğin gövdesini göndermeye devam edebilir.