473,434 Members | 1,791 Online
Bytes | Software Development & Data Engineering Community
Post Job

Home Posts Topics Members FAQ

Join Bytes to post your question to a community of 473,434 software developers and data experts.

question about iterating hash_map

Hi,

I have a hash_map with string as key and an object pointer as value.
the object is like

class{
public:

}
Jul 31 '08 #1
0 895

This thread has been closed and replies have been disabled. Please start a new discussion.

Similar topics

3
by: Jim Lynch | last post by:
I've searched google for help with this one, but I haven't found it yet. What I want is a hash map this looks like: __gnu_cxx::hash_map<string, ArcNode> ArcNodeMap; ArcNode is a class. It looks...
5
by: peter_k | last post by:
Hi I've defined hash_map in my code using this: ------------------------------------------- #include <string> #include <hash_map.h> & namespace __gnu_cxx {
4
by: filox | last post by:
so, i'm using the hash_map that comes with MS visual studio, and it seems to spend an awful lot of memory. what i basiclly have is something like this: hash_map<char*, inta; char* b = new char;...
3
by: kony | last post by:
Hi there, I would much appreciate your help with the following problem. Below is the code that uses a hash_map. I want to release all the memory occupied by the hash_map for other use. Apparently...
1
by: jayesah | last post by:
Hi All, I am developing my code with Apache stdcxx. I am bound to use STL of Apache only. Now today I need hash_map in code but as I learned, it is not available in Apache since it is not...
7
by: Amit Gupta | last post by:
I am puzzled, how the hash_map works. In the following declaration, I expect it to hash on the character-string, but apparently it hash on (maybe) the pointer value of string? Any help is...
2
by: Amit Bhatia | last post by:
Hi, I am trying to use hash maps from STL on gcc 3.3 as follows: #ifndef NODE_H #define NODE_H #include <ext/hash_map> #include "node_hasher.h" class Node; typedef hash_map<pair<int,int>,...
1
by: Stefan Istrate | last post by:
On http://www.sgi.com/tech/stl/hash_map.html it says that hash_map is only an extension of the SGI implementation, not a part of the C++ standard. But in g++ 4.1.3 I can manage it to work using the...
4
by: James Kanze | last post by:
On Jul 16, 10:53 pm, Mirco Wahab <wa...@chemie.uni-halle.dewrote: It depends. You might like to have a look at my "Hashing.hh" header (in the code at kanze.james.neuf.fr/code-en.html---the...
5
by: frankw | last post by:
Hi, I have a hash_map with string as key and an object pointer as value. the object is like class{ public: float a; float b; ...
1
by: nemocccc | last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
1
by: Sonnysonu | last post by:
This is the data of csv file 1 2 3 1 2 3 1 2 3 1 2 3 2 3 2 3 3 the lengths should be different i have to store the data by column-wise with in the specific length. suppose the i have to...
0
by: Hystou | last post by:
There are some requirements for setting up RAID: 1. The motherboard and BIOS support RAID configuration. 2. The motherboard has 2 or more available SATA protocol SSD/HDD slots (including MSATA, M.2...
0
by: Hystou | last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can...
0
Oralloy
by: Oralloy | last post by:
Hello folks, I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>". The problem is that using the GNU compilers,...
0
jinu1996
by: jinu1996 | last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
1
by: Hystou | last post by:
Overview: Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows...
0
agi2029
by: agi2029 | last post by:
Let's talk about the concept of autonomous AI software engineers and no-code agents. These AIs are designed to manage the entire lifecycle of a software development project—planning, coding, testing,...
0
isladogs
by: isladogs | last post by:
The next Access Europe User Group meeting will be on Wednesday 1 May 2024 starting at 18:00 UK time (6PM UTC+1) and finishing by 19:30 (7.30PM). In this session, we are pleased to welcome a new...

By using Bytes.com and it's services, you agree to our Privacy Policy and Terms of Use.

To disable or enable advertisements and analytics tracking please visit the manage ads & tracking page.