How to use fread in c

belongs to collection: File handling in C

YasminRadwan26

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2022-06-22

248

The fread function reads nmemb elements from the given stream to the given array.
for each element, fgetc is called size times (count of bytes for a single element) and file
position indicator for the stream is advanced by the number of characters read.

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YasminRadwan26

2022-06-22

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#include <stdio.h>
 
//Maximum size of the array
#define MAX_SIZE  32
 
int main()
{
    //file pointer
    FILE *fp = NULL;
    char readFileData[MAX_SIZE] = {0};
 
    //open the file
    fp = fopen("aticleworld.txt", "r");
    if(fp == NULL)
    {
        printf("Error in opening the file\n");
        exit(1);
    }
 
    // Read 5 character from stream
    fread(readFileData,sizeof(char),6, fp);
 
    //Display read data
    puts(readFileData);
 
    //close the file
    fclose(fp);
 
    printf("Read file successfully\n");
 
    return 0;
}

Output:

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