function simplenews_statistics_encoder_nfact in Simplenews Statistics 7

Same name and namespace in other branches

1. 7.2 simplenews_statistics_encoder/encoder.inc \simplenews_statistics_encoder_nfact()

Calculate factorial of a number.

File

simplenews_statistics_encoder/encoder.inc, line 10

Encoder for IDs. Some logic borrowed from shorturl module.

Code

function simplenews_statistics_encoder_nfact($n) {
  if ($n == 0) {
    return 1;
  }
  else {
    return $n * nfact($n - 1);
  }
}