std::match_results<BidirIt,Alloc>::operator=
From cppreference.com
| Defined in header <regex>
|
||
match_results& operator=( const match_results& other );
|
(1) | |
match_results& operator=( match_results&& other ) noexcept;
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(2) | |
Assigns the contents.
1) Copy assignment operator. Assigns the contents of
other. 2) Move assignment operator. Assigns the contents of
other using move semantics. other is in a valid, but unspecified state after the operation. Given the value of other before the assignment as m and any integer in [0, m.size()) as n, when the assignment finishes, the following member functions should return the specified values:
| Member function | Value |
|---|---|
ready()
|
m.ready()
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size()
|
m.size()
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str(n)
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m.str(n)
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prefix()
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m.prefix()
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suffix()
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m.suffix()
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operator[](n)
|
m[n]
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length(n)
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m.length(n)
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position(n)
|
m.position(n)
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Parameters
| other | - | another match results object |
Return value
*this
Exceptions
1) May throw implementation-defined exceptions.
Defect reports
The following behavior-changing defect reports were applied retroactively to previously published C++ standards.
| DR | Applied to | Behavior as published | Correct behavior |
|---|---|---|---|
| LWG 2191 | C++11 | n could be negative in the postconditions
|
can only be non-negative |
