read files in c
#include<stdio.h>
int main(){
FILE *in=fopen("name_of_file.txt","r");
char c;
while((c=fgetc(in))!=EOF)
putchar(c);
fclose(in);
return 0;
}read files in c
#include<stdio.h>
int main(){
FILE *in=fopen("name_of_file.txt","r");
char c;
while((c=fgetc(in))!=EOF)
putchar(c);
fclose(in);
return 0;
}c program to read and write to a file
/*Program to read from file using getc() function*/
#include <stdio.h>
int main() {
FILE *fp;
char ch;
/*Open file in read mode*/
fp= fopen ('example.txt', 'r');
while( (ch = getc(fp)) != EOF) {
/*getc() function reads a character and its value is stored in variable 'ch' until EOF is encountered*/
printf('%ch', ch);
}
fclose(fp);
return 0;
}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");Copyright © 2021 Codeinu
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