Read from command line c

Command line arguments c

int main(int argc, char* argv[]){/*...*/}

Read from command line c

#include <stdio.h>

int main(int argc, char **argv) {
    for (int i = 0; i < argc; ++i) {
        printf("argv[%d]: %s\n", i, argv[i]);
    }
}

/*
	[birryree@lilun c_code]$ ./a.out hello there
	argv[0]: ./a.out
	argv[1]: hello
	argv[2]: there
*/

Source: stackoverflow.com

C read file from command line

You can use as your main function:
int main(int argc, char **argv) 

So, if you entered to run your program:
C:\myprogram myfile.txt

argc will be 2
argv[0] will be myprogram
argv[1] will be myfile.txt

To read the file:
FILE *f = fopen(argv[1], "r");

Source: stackoverflow.com

Similar codes

17 votes199 views3 answers
Edit PATH linux
C
0 vote196 views1 answer
Enregistrement en c
C
0 vote181 views1 answer
How to make sure input is integer c
C
39 votes454 views4 answers
Scp file
C
1 vote192 views1 answer
Printf fill with 0
C
0 vote202 views1 answer
C to c convertor
C
0 vote183 views1 answer
Aws solution architect vs developer associate
C
33 votes616 views6 answers
Convert list of strings to string
C
29 votes229 views2 answers
List c
C
1 vote189 views1 answer
Remove on condtion in vec rust
C