What is traits? Why do people think of it as an important technology of C ++ generic programming?
In short, traits is so important because it allows the system to make decisions based on the Type during compilation,It is like making a decision based
Original source:
http://blog.csdn.net/longlongmylove/article/details/7521379
php5.4 New features traits introduction
1. Traits
Traits is a new method for implementing code reuse in 5.4.
PHP
Reading Notes Objective c ++ Item 47 uses traits class to indicate the type information. Optional tivetraits
STL mainly consists of templates created for containers, iterators, and algorithms, but it also has some function templates. One of them is
Introduction to C ++ traits and traitsPreface
Traits is also called feature extraction technology. To put it simply, it extracts the return type corresponding to the object to be uploaded,Implement corresponding functions for the same interface.
There are many articles about traits, but I feel that most of the articles are obscure, and the application description of a less complex C ++ template is too complicated. I can't help but want to share my understanding with you. Maybe I have
Houtie teacher in the "STL Source Analysis" said: Understand traits programming technology, just like to get "sesame open" mantra, from this to a glimpse of the mysteries of STL source. The importance of such a word is self-evident.The iterator has
Traits is a fun thing to do, and it's common in generic programming. One of the first papers out of the foreigner. Http://www.cantrip.org/traits.html?seenIEPage=1 recommends reading carefully.First, let's look at a piece of code.Templatet accum
Problems with multiple inheritanceMultiple inheritance produces a diamond inheritance problem. Solving problems that can result from multiple inheritance consumes more resources than multiple inheritance yields.CharacteristicsA new feature in JAVA8:
: This article mainly introduces the new feature 3 Traits in chapter 2 of [ModernPHP]. if you are interested in the PHP Tutorial, refer to it. Traits
Many of my PHP developers do not know traits very well. this is a new concept introduced in PHP 5.4
[Conversion] Traits programming techniques + template skewness + template parameter derivation + embedded type programming techniques, traitstemplate
In STL, traits programming techniques have been greatly applied. Only by understanding this can we
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.