JavaScript + Unicode regexes

Question

How can I use Unicode-aware regular expressions in JavaScript?

For example, there should be something akin to \\w that can match any code-point in Lette

Answer 1

September 2018 (updated February 2019)

It seems that regexp /\p{L}/u for match letters (as unicode categories)

• works on Chrome 68.0.3440.106 and Safari 11.1.2 (13605.3.8)
• NOT working on Firefox 65.0 :(

Here is a working example

In below field you should be able to to type letters but not numbers

I report this bug here.

Update

After over 2 years according to: 1500035 > 1361876 > 1634135 finally this bug is fixed and will be available in Firefox v.78+