From 5a1d4fedfd9420b9a33b861a5f95c2c98fc108da Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E9=82=B9=E6=99=93=E8=88=AA?= <1210603696@qq.com> Date: Sat, 25 Oct 2014 10:54:10 +0800 Subject: [PATCH] update --- TinySTL/Deque.h | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/TinySTL/Deque.h b/TinySTL/Deque.h index 218460a..35e8db1 100644 --- a/TinySTL/Deque.h +++ b/TinySTL/Deque.h @@ -168,6 +168,7 @@ namespace TinySTL{ public: typedef T value_type; typedef dq_iter iterator; + typedef dq_iter const_iterator; typedef T& reference; typedef const reference const_reference; typedef size_t size_type; @@ -199,7 +200,11 @@ namespace TinySTL{ iterator begin(){ return beg_; } iterator end(){ return end_; } - + private: + //对外不提供const_iterator，但为了其他const函数能使用begin()和end()因此提供两个私有的const版本 + iterator begin()const{ return beg_; } + iterator end()const{ return end_; } + public: size_type size() const{ return end() - begin(); } bool empty() const{ return begin() == end(); }