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The meaning of abstract function in c language

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藏色散人Original
2020-05-29 10:24:2517346browse

The meaning of abstract function in c language

The meaning of contract function in c language

1. strcat is used to splice strings. It will Copy the parameter src string to the end of the string pointed to by the parameter dest. Specific usage: First use vs2017 to create a C language program file, introduce the header file, introduce the package "string.h" where the strcat function is located, and finally set up a main function:

The meaning of abstract function in c language

2. Then use the str function to copy a paragraph. First define an 80-bit char type variable, and then use the strcat function to splice it into a sentence. The str function accepts two parameters. The former is the variable to be spliced, and the latter is the variable that needs to be spliced. The content can be a variable or a string of characters; finally, use the puts function to output the content of str:

The meaning of abstract function in c language

3. Press crtl F5 to run the debugger, and then open The complete sentence will be displayed in the command prompt. The above is the usage of strcat function:

The meaning of abstract function in c language

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