Iterator::key

(PHP 5, PHP 7)

Iterator::key — 锟斤拷锟截碉拷前元锟截的硷拷

说锟斤拷

abstract public Iterator::key ( void ) : scalar

锟斤拷锟截碉拷前元锟截的硷拷锟斤拷

锟斤拷锟斤拷

锟剿猴拷锟斤拷没锟叫诧拷锟斤拷锟斤拷

锟斤拷锟斤拷值

锟缴癸拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷失锟斤拷锟津返伙拷 NULL锟斤拷

锟斤拷锟斤拷锟届常

失锟斤拷时锟街凤拷 E_NOTICE 锟斤拷锟斤拷锟斤拷