Objective C # Principle 11: select a foreach LoopItem 11: prefer foreach Loops
The foreach Statement of C # changes from do, while, or for loop statements. It is relatively better. It can generate the best Iteration for any set.Code. Its
If you understand it at the iteration level, you may have a deeper understanding of the working principle of. First, let's use dir to check what they have in common for the different types of range and str. If you understand it at the iteration
This article mainly introduces the scope of the index variable under the for loop in Python, which is the basic knowledge in Python learning. This article provides an example of Python3 to help readers understand, for more information, see start a
Let's start with a test. What is the function of the following functions?
def foo (LST): a = 0 for i in LST: A + = i b = 1 for T in LST: b *= I return a, b
If you think its function is "calculate the and product of all elements in
Let's start with a test. What is the function of the following function?
def foo (LST):
a = 0
for i in LST:
A +
= i b = 1 for
t in LST:
b *= I return
A, b
If you think its function is to "compute the LST of all the
how the ARP protocol works
ARP This protocol function is: when the source host know the destination host's IP address and do not know the other's MAC address can use ARP this broadcast protocol to obtain the other's MAC address, the reason for
Friends who have used more advanced languages such as C # and PHP must know the foreach loop. The foreach statement brings a great deal to programming.
This reduces the code and increases the readability of the program. C ++ does not support the
After reading this article for the first time, the translator feels like a spring breeze and deeply understands that the author of the original article has spent a lot of time writing this article, I believe that readers who have carefully read the
Like most other languages, Python also has a for loop. The only reason you haven't seen them yet is that Python is doing well in so many other ways that you don't usually need them.
Most other languages do not have a powerful list data type like
A few weeks ago, we opened a series of articles aimed at delving into JavaScript and exploring its workings. We think we can write better code and application by understanding how JavaScript is built and how it is run.
The first article focuses on
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.