Vector::clear size
I instantiate an std::vector foo(1000) . foo.size() is now 1000 and foo.capacity() is also 1000. If I clear the vector with foo ..., Actually the clear member function keeps the vector capacity unchanged. ... size_t size; std::vector<char> data; // Pick whatever default capacity ...
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 Vector::clear size 相關參考資料
C++ std::vector clear all elements - Stack Overflow
vec.clear() clears all elements from the vector, leaving you with a guarantee of vec.size() == 0 . vec = std::vector<int>() calls the ... https://stackoverflow.com Does clearing a vector affect its capacity? - Stack Overflow
I instantiate an std::vector foo(1000) . foo.size() is now 1000 and foo.capacity() is also 1000. If I clear the vector with foo ... https://stackoverflow.com std::vector resize(0) or clear() - but keep it's capacity - Stack ...
Actually the clear member function keeps the vector capacity unchanged. ... size_t size; std::vector<char> data; // Pick whatever default capacity ... https://stackoverflow.com vector erase() and clear() in C++ - GeeksforGeeks
https://www.geeksforgeeks.org vector 心得整理@ Edison.X. Blog :: 痞客邦::
vector<int> v1; vector<double> v2;. // 清除內容, 重新設大小 v1.clear(), v2.clear(); v1.resize(5); v2.resize(10);. // 新增元素 int i; for(i=0; i<v1.size(); ... https://edisonx.pixnet.net vector::clear - C++ Reference - Cplusplus.com
clearing vectors #include <iostream> #include <vector> int main ... for ( unsigned i=0; i<myvector.size(); i++) std::cout << ' ' << myvector[i]; std::cout << &... http://www.cplusplus.com vector：：clear()，容器vector的clear函数详解。_HK_John的博客 ...
作用：将会清空temp中的所有元素，包括temp开辟的空间（size）， ... vector::clear()函数的作用是清空容器中的内容，但并不回收内存，但你可以通过 ... https://blog.csdn.net [STL Note] vector 注意事項& FAQ @ Edison.X. Blog :: 痞客邦::
std::vector::empty : empty 並不會做任何capacity / size 上之調整，它只是判斷 目前vector 裡是否有元素存在。 std::vector::clear : clear 是將vector ... http://edisonx.pixnet.net [教學]C++ Vector詳細用法@ 一個小小工程師的心情抒發天地 ...
成員函式概觀vector 類別是以容器（Container） 模式為基準設計的， ... 也就是說，基本上它有 begin() ， end() ， size() ， max_size() ， empty() 以及 swap() 這幾個方法。 ... vec.erase() - 刪除vector 中一個或多個元素。 vec.clear() - 清空所有元素。 ... 移動成本很高昂，可以考慮使用T... https://dangerlover9403.pixnet 实战c++中的vector系列--正确释放vector的内存(clear(), swap ...
现在介绍一个方法，std::vector::clear() Removes all elements from the vector (which are destroyed), leaving the container with a size of 0. https://blog.csdn.net |