How to convert floating value to integer with exact precision like 123.3443 to 1233443?

Question

Sample code:

int main() {
  float f = 123.542;
  int i = (int)f;
  printf("%d\n",i);
}

Solution

int i = (int) (f * 10000 + 0.5);

Comments

[Tomas Pruzina]

Not really generally helpful answer (though asker would get exactly what he asked for). It's (very) probably not what he had in mind.

[PeterAllenWebb]

This will work, but assumes you know the number of decimal places you want in advance.