Tutorial by Examples

Most printable characters can be included in string or regular expression literals just as they are, e.g. var str = "ポケモン"; // a valid string var regExp = /[Α-Ωα-ω]/; // matches any Greek letter without diacritics In order to add arbitrary characters to a string or regular expression,...

Single character escape sequences Some escape sequences consist of a backslash followed by a single character. For example, in alert("Hello\nWorld");, the escape sequence \n is used to introduce a newline in the string parameter, so that the words "Hello" and "World" ...