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30
Regular expressions library
[re]
30.8
Class template
basic_regex
[re.regex]
30.8.3
Constant operations
[re.regex.operations]
🔗
unsigned
mark_count
(
)
const
;
1
#
Effects:
Returns the number of marked sub-expressions within the regular expression
.
🔗
flag_type flags
(
)
const
;
2
#
Effects:
Returns a copy of the regular expression syntax flags that were passed to the object's constructor or to the last call to
assign
.