The Search Result
Explore how to use std::match_results and std::smatch objects in C++ to handle regex search results. Understand capture groups and their methods for detailed pattern matching and text manipulation.
We'll cover the following...
We'll cover the following...
The object of type std::match_results is the result of a std::regex_match or std::regex_search. std::match_results is a sequential container having at least one capture group of a std::sub_match object. The std::sub_match objects are sequences of characters.
ℹ️ What is a capture group?
Capture groups allow it to further analyse the search result in a regular expression. They are defined by a pair of parentheses(). The regular expression((a+)(b+)(c+))has four capture groups:((a+)(b+)(c+)), (a+), (b+)and(c+)The total result is the 0th ...