std::match_results::max_size - cppreference.com

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# std::match_results::max_size

From cppreference.com
< cpp‎ | regex‎ | match results

size_type max_size() const; |  | (since C++11)

Returns the maximum number of submatches the `match_results` type is able to hold due to system or library implementation limitations, i.e. std::distance(begin(), end()) for the largest number of submatches.

### [edit] Parameters

(none)

### [edit] Return value

Maximum number of submatches

### [edit] Exceptions

`noexcept` specification:
noexcept

### [edit] Complexity

Constant.

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Category:

- unconditionally noexcept