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 vote195 views1 answer
Atomic variable c
C
0 vote206 views1 answer
Bitwise Operators in C language
C
0 vote192 views1 answer
Gura
C
0 vote197 views1 answer
Strftime c
C
0 vote211 views1 answer
Count number of vowels in a string in c
C
2 votes245 views1 answer
Numeri in ordine crescente C
C
0 vote216 views1 answer
C langauge array
C
0 vote190 views1 answer
How to do Employing defensive code in the UI to ensure that the current frame is the most top level window
C
0 vote210 views1 answer
Version of libgcc
C
4 votes206 views4 answers
Multiplication table in c
C