from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A character used to signify something other than its literal form, such as the asterisk when used as a wildcard.


meta- +‎ character (Wiktionary)


  • A metacharacter is just a character with a special meaning.

    Debian GNU/Linux : Guide to Installation and Usage

  • I suspect then the problem is getting it to recognize the right metacharacter (s) for specifying new values.

    ASP.NET Forums

  • If this modifier is set, a dot metacharacter in the pattern matches all characters, including newlines.


  • If this modifier is set, a dollar metacharacter in the pattern matches only at the end of the subject string.


  • The underscore character is a metacharacter in SQL when used within a LIKE clause - it represents any single character.

    ColdFusion Talk (CF-Talk) Mailing List RSS Feed

  • Also in that pattern the s modifier should be unnecessary since the. metacharacter is not used at all.

  • For now, note that if you want to include a metacharacter as part of your text, it must be either quoted or escaped using a backslash (\) as shown in Listing 4.

    LXer Linux News

  • Within a pattern, you may designate subpatterns for later reference by enclosing them in parentheses, and you may refer back to the nth subpattern later in the pattern using the metacharacter \

    Netvouz - new bookmarks

  • Any single character matches itself, unless it is a metacharacter with a special meaning described here or above.

    Netvouz - new bookmarks

  • Characters may be specified using a metacharacter syntax much like that used in C: "\n" matches a newline, "\t" a tab, "\r" a carriage return, "\f" a form feed, etc. More generally, nnn, where nnn is a string of octal digits, matches the character whose coded character set value is nnn.

    Netvouz - new bookmarks


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