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

0 vote131 views1 answer
C read a whole string from a file
C
0 vote135 views1 answer
Meaning of &variable c
C
7 votes140 views1 answer
Write a program to find reverse of given number
C
4 votes138 views1 answer
Best switch game
C
0 vote128 views1 answer
Remove axis numpy array
C
-1 vote131 views1 answer
Remove last entry from array in Javascript
C
-2 votes76 views2 answers
Add migration package manager console
C
0 vote131 views1 answer
Manasa loves maths solution IN C
C
0 vote145 views3 answers
Variadic macros in c
C
2 votes136 views1 answer
Mirzapur 2 release date and time
C