func (c *Clients) Len() int {
	c.RLock()
	val := len(c.internal)
	c.RUnlock()
	return val
}
// Len returns the length of the clients map.
Len returns the length of the clients map.
// Len returns the length of the clients map .
func (c *Clients) Len() int {
	c.RLock()
	val := len(c.internal)
	c.RUnlock()
	return val
}
func ( c * Clients ) Len ( ) int { c . RLock ( ) val := len ( c . internal ) c . RUnlock ( ) return val }
Len returns the length of the clients map.
Len returns the length of the clients map .