Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun computing A
character used to signify something other than its literal form, such as theasterisk when used as awildcard .
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
Support
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Examples
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A metacharacter is just a character with a special meaning.
Debian GNU/Linux : Guide to Installation and Usage John Goerzen
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I suspect then the problem is getting it to recognize the right metacharacter (s) for specifying new values.
ASP.NET Forums Zavod 2009
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If this modifier is set, a dollar metacharacter in the pattern matches only at the end of the subject string.
Muti 2009
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The underscore character is a metacharacter in SQL when used within a LIKE clause - it represents any single character.
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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 Ian Shields 2009
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The underscore character is a metacharacter in SQL when used within a LIKE clause - it represents any single character.
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If this modifier is set, a dot metacharacter in the pattern matches all characters, including newlines.
Muti 2009
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Also in that pattern the s modifier should be unnecessary since the. metacharacter is not used at all.
phpBB.com 2009
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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 \
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Any single character matches itself, unless it is a metacharacter with a special meaning described here or above.
Comments
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