Integer I/O : How to use putw( ) Function in C
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putw( ) functions: The putw() function is used to write integer into file
int putw(int value, FILE *fptr);
It return the integer written to the file on success and EOF on error.
/** Program the understand the use of putw( ) function */
#include<stdio.h>
void main()
{
FILE *fp1;
int a ;
fp1=fopen("rajesh.dat","wb") // open file
for(int a=1; a<=10;a++) // Start loop with 1 and end with 10
{
putw(a,fp1) // function is use to write an integer into a file
}
fclose(fp1) // close file
};
Output: This program will write integer from 1 to 10 and store data into the file name "rajesh.dat"
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