Regex: Difference between revisions
→Character Escapes
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| \e || Matches an escape \u001B.
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| \040 || Matches an ASCII character as octal (up to three digits); numbers with no leading zero are backreferences if they have <br />only one digit or if they correspond to a capturing group number.
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| \x20 || Matches an ASCII character using hexadecimal representation (exactly two digits).
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| \u0020 || Matches a Unicode character using a hexadecimal representation (exactly four digits).
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| \* || When followed by a character that is not recognized as an escaped character, matches that character. <br />For example, \* is the same as \x2A.
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