(PHP 5 >= 5.5.0, PHP 7)
ReflectionFunctionAbstract::isGenerator — 锟叫断猴拷锟斤拷锟角凤拷锟斤拷一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未锟斤拷写锟侥碉拷锟斤拷锟斤拷锟叫诧拷锟斤拷锟叫憋拷
锟剿猴拷锟斤拷没锟叫诧拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷 TRUE锟斤拷锟斤拷锟津返伙拷 FALSE on failure.
TRUE
FALSE