write non string content : File Write « File « C / ANSI-C

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C / ANSI-C » File » File Write

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write non string content



#include <stdio.h>

#include <stdlib.h>



int main(void)

{

  FILE *fp;

  float f=12.23;



  if((fp=fopen("test", "wb"))==NULL) {

    printf("Cannot open file.\n");

    exit(1);

  }



  fwrite(&f, sizeof(float), 1, fp);



  fclose(fp);



  return 0;

}

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