e. nonbreaking space, byte order mark, line/paragraph separator, etc.).I have a little question. Seems easy but I dont get it working. All I want is check if a string is empty or not. JS counting blank spaces. Remove Whitespaces ONLY at the end of a String ( java). How to Display Blank in JSON instead of NULL in Go?Now we need to check if an input text-box is empty or it has only white spaces. String char « Data Type « Java.