C read file from command line

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 vote344 views1 answer
Get int from user c
C
1 vote365 views1 answer
Install kubernetes kubectl on mac
C
31 votes530 views3 answers
Install zoom on ubuntu
C
7 votes357 views3 answers
Int to double c
C
0 vote350 views1 answer
Come fare un programma in c con cui interagire
C
1 vote402 views2 answers
How to print the first character of a string in c
C
0 vote431 views1 answer
How to arrange a 2d array based on string length in c
C
0 vote367 views1 answer
Grep C hello world
C
0 vote334 views1 answer
Entity framework core discard changes
C
1 vote343 views2 answers
String input in c
C