int isfinite(fpval): Returns nonzero if fpval is finite : isfinite « math.h « C / ANSI-C

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C / ANSI-C » math.h » isfinite

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int isfinite(fpval): Returns nonzero if fpval is finite





  



#include <stdio.h>

#include <math.h>



int main(void)

{

  printf("isfinite(-1.0) %d\n", isfinite(-1.0));

  printf("isfinite(1.0) %d\n", isfinite(1.0));

  printf("isfinite(1.0/0.0) %d\n", isfinite(1.0/0.0));

  return 0;

}



         

/*

isfinite(-1.0) 1

isfinite(1.0) 1

isfinite(1.0/0.0) 0



*/

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