To use boost. RegEx, You need to include the header file "Boost/RegEx. HPP". RegEx is one of the two libraries in this book that need to be compiled independently (the other is boost. signals ). You will be glad to know that if you have built
To use Boost.regex, you need to include the header file "Boost/regex.hpp". A regex is one of two libraries in this book that needs to be compiled independently (the other is boost.signals). You'll be glad to know that if you've built a boost--, you
(4) RegEx, RegEx, and RegEx
Content of this chapter:
Decorator
Re Regular Expression
Decorator
The decorator is a well-known design model and is often used in scenarios with cut-plane requirements. It is more classic in terms of
I (pcre_caseless)If this modifier is set , the letters in the pattern are case insensitive and match . m (pcre_multiline)By default, pcre that the target string is made up of one-line characters(However, it may actually contain multiple lines),
Boost is a complement to STL, a regex is one of the modules. There are a lot of methods, this article records the common methods.
Introducing Header Files
1. Regex_match
Regex reg ("\\d{3}");
String str = "123";
BOOL B = Regex_match (Str,reg)
There was a time when regular expression learning was hot and trendy, and there were several regular expression posts in csdn one day, and that time, with the help of the Forum and the C # string and regular expression reference manual published by
C # Regular Expression tutorial and example,
For a while, regular expression learning was very popular. At that time, I could see several regular expression posts in one day at CSDN, during that time, I learned some basic knowledge through the C #
C # regular expression,For a while, regular expression learning was very popular. At that time, I could see several regular expression posts in one day at CSDN, during that time, I learned some basic knowledge through the C # string and regular
For a while, regular expression learning was very popular. At that time, I could see several regular expression posts in one day at csdn, during that time, I learned some basic knowledge through the C # string and regular expression reference manual
For a while, regular expression learning was very popular. At that time, I could see several regular expression posts in one day at csdn, during that time, I learned some basic knowledge through the C # string and regular expression reference manual
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