Remova todos os caracteres da String JavaScript
const string = "hello world 123";
// remove all o's from the string
string.replace(/o/g, "") // "hell wrld 123"
// remove all letters from the string
string.replace(/[A-Za-z]/g, "") // " 123"
// remove all digits from the string
string.replace(/\d/g, "") // "hello world "
DenverCoder1