Function

GLibspaced_primes_closest

Declaration [src]

guint
g_spaced_primes_closest (
  guint num
)

Description [src]

Gets the smallest prime number from a built-in array of primes which is larger than num. This is used within GLib to calculate the optimum size of a GHashTable.

The built-in array of primes ranges from 11 to 13845163 such that each prime is approximately 1.5-2 times the previous prime.

Parameters

num

Type: guint

A #guint.

Return value

Type: guint

The smallest prime number from a built-in array of primes which is larger than num.