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This article Xiaobian for you to introduce in detail "how to use the strcat_s function of c language", the content is detailed, the steps are clear, and the details are handled properly. I hope this article "how to use the strcat_s function of c language" can help you solve your doubts.

1. The strcat_s function adds the string pointed to by strSource to the end of other strings.

Therefore, you need to make sure that strDestination has enough memory space to hold the strSource and strDestination strings, otherwise it will cause an overflow error.

2.\ 0 at the end of strDestination will be overwritten. The\ 0 at the end of the strSource will be copied together, and the final string will have only one\ 0.

Example

Char source [] = "Hello world!"; char destination [20] = {0}; strcpy_s (destination,sizeof (destination) / sizeof (destination [0]), source); C language is a process-oriented, abstract general programming language, widely used in low-level development, using C language can be easy to compile and deal with low-level memory.

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