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std::basic_stacktrace<Allocator>::size

From cppreference.com
 
 
Diagnostics library
 
 
size_type size() const noexcept;
(since C++23)

Returns the number of entries in the stacktrace.

[edit] Parameters

(none)

[edit] Return value

The number of entries in the stacktrace.

[edit] Complexity

Constant.

[edit] Example

The following code uses size to display the number of entries in the current stacktrace:

Run this code
#include <stacktrace>
#include <iostream>
 
int main()
{ 
 auto trace = std::stacktrace::current();
 
 std::cout << "trace contains " << trace.size() << " entries.\n";
}

Possible output:

trace contains 3 entries.

[edit] See also

checks whether the basic_stacktrace is empty
(public member function) [edit]
returns the maximum possible number of stacktrace entries
(public member function) [edit]
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