Why Dev.local Fails But Localhost Succeeds With Clipboard API
Chrome blocks Clipboard API on dev.local (HTTP) due to security reasons. Use HTTPS or stick with localhost for seamless API access.
Understanding Why the Clipboard API Fails on dev.local Mapped in /etc/hosts (HTTP) and Succeeds on local host
Understanding Why
When developing web applications locally, developers sometimes add a custom domain (e.g., dev.local) to their /etc/hosts file, mapping it to 127.0.0.1 for convenience. However, you may encounter the following error in Chrome (tested with Version 131.0.6778.205 (Official Build)):
Uncaught Error: Clipboard API not supported in this browser.
At first glance, it might look like the browser lacks Clipboard API support entirely. In reality, Chro...