Hello. task: the letters in the line should be either English or Russian, others should be red, how to handle this task in javascript, and what options on the server to process .net (with #) thanks in advance.

    1 answer 1

    data = "fhjk56++5про565"; re = /[^a-zа-я]+/ig; repl = function (str){ return "<span style = \"color:red\">"+str+"</span>"; }; alert(data.replace(re, repl));