C Language

C language —— String learning notes (2)

one , Reading and writing of string 1.printf And putsprintf Very familiar , There is also a function that outputs a string puts(), Its usage is a...
2021-03-26 17:59 views 31

C language Sorting of linked list data

C When using linked list , Sometimes the data in the linked list will be sorted . The following describes the sorting methods available when using ...
2021-02-25 22:18 views 42

Detailed explanation of string operation function and memory function

Realization of string operation function 1.strlen Function function ： Computes the specified string string The length of . application int main(){...
2021-02-16 17:54 views 21

Valentine's Day , rose , The one in your heart ~

Two protagonists in this article, two protagonists to show love , It's good to respect vinegar , Don't drink too much ~ The two protagonists can a...
2021-02-14 12:45 views 35

Key and difficult points of playing with pointer (1)

one , Character pointer 1. Two ways of writing character pointer int main(){ char ch = 'a'; char*pc = &ch; char*p = "abcdef"; // Add the first...
2021-02-08 11:15 views 30

Data storage in memory

Storage of data in integers 1. Source code , Inverse code , First, let's look at the original code , Inverse code , The concept of complement : Th...
2021-02-07 13:02 views 16

use c Language pair sql server Add, delete, modify and query

use c Language pair sql server Add, delete, modify and query , since sql server 2000 in the future , No longer support c Embedded language operati...
2021-01-20 18:51 views 22

sqrt function

sqrt() Usage of functions , Find the triangle area. I saw the triangle area when I brushed the questions today , It suddenly occurred to me that th...
2021-01-15 23:28 views 21

Talking about strcpy() realization

strcpy Overlay copy the copied string must be in ’\0’ end . The target space should be large enough , At least you should be able to put down the ...
2021-01-04 11:11 views 26

On the source code of mine sweeping

Minesweeping source code compilation environment ： I'm using VS2013, More advanced versions are also available .   Create three files , Header fil...
2020-12-25 00:49 views 28
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