(PHP 4 >= 4.0.4, PHP 5, PHP 7)
openssl_free_key — 锟酵凤拷锟斤拷钥锟斤拷源
$key_identifier
openssl_free_key() 锟斤拷锟节达拷锟斤拷锟酵放猴拷指锟斤拷锟斤拷 key_identifier锟斤拷锟斤拷锟斤拷锟斤拷锟皆匡拷锟�
key_identifier
没锟叫凤拷锟斤拷值锟斤拷