![]() Uses octal representation to specify a character ( nnn consists of two or three digits). "\r\nThese" in "\r\nThese are\ntwo lines." ( \r is not equivalent to the newline character, \n.) In a character class, matches a backspace, \u0008. For more information, see Character Escapes. ![]() The backslash character (\) in a regular expression indicates that the character that follows it either is a special character (as shown in the following table), or should be interpreted literally. ![]() We've also provided this information in two formats that you can download and print for easy reference: NET Regular Expressions.Įach section in this quick reference lists a particular category of characters, operators, and constructs that you can use to define regular expressions. A pattern consists of one or more character literals, operators, or constructs. A regular expression is a pattern that the regular expression engine attempts to match in input text.
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