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# std::basic_regex::mark_count

From cppreference.com
< cpp‎ | regex‎ | basic regex

unsigned mark_count() const; |  | (since C++11)

Returns the number of marked sub-expressions within the regular expression.

### [edit] Parameters

(none)

### [edit] Return value

The number of marked sub-expressions within the regular expression.

### [edit] Exceptions

(none)

### [edit] Example

| This section is incomplete Reason: no example

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