如何比较C中的字符串值（strcmp） [英] how to compare string value in C (strcmp)
问题描述
能帮助我吗...我无法解决这个问题。我有一个数组AttValName [Att] [v]，它有以下值，
Att = Outlook，
AttValName [Att] [1] = sunny
AttValName [Att] [2] = Rain
AttValName [Att] [3] =阴天
和数据类似，
1.sunny，热，温和，玩
2.晴天，正常，高，不玩耍
3 ....
4 ...
当AttValName [Att] [v] =sunny时，我需要获得记录号码
有可能吗？如果有，你能告诉我怎么样吗？
谢谢。
Hi,
Can you please help me...I am not able solve this issue. I have a array AttValName[Att][v] which has following values,
Att=Outlook,
AttValName[Att][1]=sunny
AttValName[Att][2]=Rain
AttValName[Att][3]=overcast
and data is like,
1.sunny,hot,mild,play
2. sunny,normal,high,Don''y play
3....
4...
and I need to get record number when AttValName[Att][v] = "sunny"
Is is possible to do that? If yes, Can you please tell me how?
Thanks.
推荐答案
使用strcmp（）函数比较C字符串。检查您的文档集。
根据您的代码段，您可能还有其他问题。请告诉我们您的进展情况。
Use the strcmp() function to compare C strings. Check your docset.
You may have other problems based on your code snippet. Keep us advised how you are progressing.
我知道我必须使用strcmp（）但是，如何从文件中检索每条记录..
here在???的地方如何从文件中获取我的字符串及其记录中没有???
in C.
strcmp（AttValName [Att] [v]，" ; ????）
1.晴天，高，低，玩耍
谢谢，
I understand I have to use strcmp() but, how do I retrive each record from the file ..
here at the place of ??? how do I get my string from the file and its record no???
in C.
strcmp(AttValName[Att][v]," ???")
1. sunny, high,low, play
thanks,
使用strcmp（）函数比较C字符串。检查您的文档集。
根据您的代码段，您可能还有其他问题。请告诉我们您的进展情况。
Use the strcmp() function to compare C strings. Check your docset.
You may have other problems based on your code snippet. Keep us advised how you are progressing.
您必须将光盘文件读入数组。您显示的数据如下：
晴天，高，低，玩
您可以将此数据读入您分配的缓冲区。缓冲区将包含来自一条记录的数据。也许：
You will have to read the disc file into arrays. You show data like:
sunny, high,low, play
You can read this data into a buffer you allocate. The buffer would contain the data from one record. Maybe:
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