(PECL fann >= 1.0.0)
fann_create_sparse_array — 锟斤拷锟斤拷一锟斤拷锟斤拷准锟侥凤拷锟津传诧拷锟斤拷锟斤拷锟界，锟斤拷锟斤拷锟斤拷使锟斤拷一锟斤拷锟斤拷示每锟斤拷锟叫★拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷欤拷锟斤拷遣锟斤拷锟斤拷锟饺拷锟斤拷拥摹锟�
$connection_rate
, int $num_layers
, array $layers
) : ReturnType锟斤拷锟斤拷一锟斤拷锟斤拷准锟侥凤拷锟津传诧拷锟斤拷锟斤拷锟界，锟斤拷锟斤拷锟斤拷使锟斤拷一锟斤拷锟斤拷示每锟斤拷锟叫★拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷欤拷锟斤拷遣锟斤拷锟斤拷锟饺拷锟斤拷拥摹锟�
connection_rate锟斤拷锟斤拷锟绞匡拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫斤拷锟斤拷锟叫讹拷锟斤拷锟斤拷锟接ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿�1锟斤拷锟斤拷么锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷全锟斤拷锟斤拷锟斤拷锟界，锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿�0.5锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷印锟斤拷锟斤拷锟斤拷锟轿�1锟侥斤拷锟斤拷锟绞癸拷锟�fann_create_standard()锟斤拷锟斤拷锟斤拷效锟斤拷锟斤拷一锟斤拷锟侥★拷
num_layers锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟姐。
layers锟斤拷示每锟斤拷锟叫★拷锟斤拷锟斤拷椤�
锟缴癸拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟皆达拷锟斤拷锟斤拷锟斤拷蚍祷锟� FALSE .