December 2009
Intermediate to advanced
560 pages
15h 5m
German
Content preview from Reguläre Ausdrücke KochbuchBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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3.20 Einen String aufteilen und die Regex-Übereinstimmungen behalten
Problem
Sie wollen einen String mithilfe eines regulären Ausdrucks aufteilen. Danach haben Sie ein Array oder eine Liste mit Strings mit dem Text zwischen den Regex-Übereinstimmungen, aber auch mit den Übereinstimmungen selbst.
Stellen Sie sich vor, dass Sie zum Beispiel einen String mit HTML-Tags an den Tags aufteilen, aber auch die HTML-Tags selbst behalten wollen. Das Aufteilen von Ich⋅ mag⋅<b>fette</b>⋅und⋅<i>kursive</i>⋅Fonts sollte zu einem Array mit neun Strings führen: Ich⋅mag⋅, <b>, fette, </b>, ⋅und⋅, <i>, kursive, </i> und ⋅Fonts.
Lösung
C#
Sie können den statischen Aufruf nutzen, wenn Sie nur wenige Strings mit dem gleichen regulären Ausdruck bearbeiten wollen:
string[] ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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