June 2012
Intermediate to advanced
136 pages
2h 50m
German
Content preview from Reguläre Ausdrücke kurz & gut, 2nd Edition
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Unterstützte Metazeichen
Perl unterstützt die in den Tabellen 3 bis 7 aufgeführten Metazeichen und Metasequenzen. Ausführlichere Definitionen zu den einzelnen Metazeichen finden Sie weiter oben im Abschnitt »Regex-Metazeichen, Modi und Konstrukte«.
Tabelle 1.3 Darstellung von Zeichen in Perl
Sequenz | Bedeutung |
| Alarm (BEL) |
| Backspace; wird nur in Zeichenklassen unterstützt (erkennt außerhalb von Zeichenklassen eine Wortgrenze) |
| ESC-Zeichen, |
| Newline (Zeilenvorschub); |
| Carriage Return (Wagenrücklauf); |
| Formfeed (Seitenvorschub), |
| Tabulator, |
| über zwei oder drei Ziffern spezifizierter Oktalcode |
| über ein oder zwei Hexadezimalziffern beschriebenes ... |
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.