How can I enable XMLHttpRequest to access URLs in local files within Google Chrome?

Allowing Google Chrome to Access URLs via XMLHttpRequest in Local Files

XMLHttpRequest, a web technology for making HTTP requests, often encounters Access-Control-Allow-Origin violations when executed in local files. This prevents users from accessing remote URLs from their local systems.

To overcome this restriction in Google Chrome, a versatile solution is available:

Using the --allow-file-access-from-files Switch

Instead of resorting to the risky --disable-web-security switch, Chrome offers a more secure alternative—the --allow-file-access-from-files switch. This switch grants XMLHttpRequest the ability to load URLs from other files in the same domain.

Instructions

1. Close all open instances of Chrome.
2. On Windows, navigate to the Chrome installation folder and open the command prompt.
3. Execute the command: chrome.exe --allow-file-access-from-files.
4. On Mac, open the Terminal and type: open /Applications/Google Chrome.app/ --args --allow-file-access-from-files.

Once the switch is applied, any local web page running in Chrome will be able to perform XMLHttpRequest requests to external URLs without encountering cross-origin policy violations. It's important to note that using this switch should only be done in controlled environments where security is not compromised.

The above is the detailed content of How can I enable XMLHttpRequest to access URLs in local files within Google Chrome?. For more information, please follow other related articles on the PHP Chinese website!