Unicode Cookie Functionality in ExpressJS

Is there a solution for encoding unicode values in cookies using expressjs? For instance, when a user is utilizing the Spanish language setting, a cookie might be encoded with the user's name, like "José"

For example:

 res.cookie('user', JSON.stringify({name: 'José'}));

However, upon inspection on the client side, the cookie value appears as:

{name: 'José'}

Are there any workarounds for this issue? The server appears to already handle the encoding.

Answer №1

If you want to include unicode characters in a cookie, make sure to utilize an appropriate encoding method.

Consider using encodeURIComponent() or querystring.escape() in node for setting the cookie, and then decodeURIComponent() on the client side to retrieve it.

While this is not express-specific, understanding how cookies function in general is crucial. For more information, refer to this detailed explanation: Characters allowed in cookies

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