PHP锟侥斤拷锟教匡拷锟斤拷支锟斤拷实锟斤拷锟斤拷Unix锟斤拷式锟侥斤拷锟教达拷锟斤拷, 锟斤拷锟斤拷执锟斤拷, 锟脚号达拷锟斤拷锟皆硷拷锟斤拷锟教碉拷锟叫断★拷 锟斤拷锟教匡拷锟狡诧拷锟杰憋拷应锟斤拷锟斤拷Web锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟戒被锟斤拷锟斤拷Web锟斤拷锟今环撅拷时锟斤拷锟杰伙拷锟斤拷锟斤拷锟斤拷锟侥斤拷锟斤拷锟�
锟斤拷锟斤拷牡锟斤拷锟斤拷诓锟斤拷锟矫匡拷锟斤拷锟斤拷炭锟斤拷坪锟斤拷锟斤拷锟酵拷锟斤拷梅锟斤拷锟斤拷锟斤拷锟経nix锟斤拷锟教匡拷锟狡的革拷锟斤拷锟斤拷息锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷 系统锟侥碉拷锟叫癸拷锟斤拷fork锟斤拷2锟斤拷,waitpid锟斤拷2锟斤拷锟斤拷signal锟斤拷2锟斤拷锟饺的诧拷锟街伙拷锟饺拷锟侥参匡拷锟斤拷锟较憋拷锟斤拷 锟斤拷Unix锟斤拷锟斤拷锟竭硷拷锟斤拷獭锟斤拷锟斤拷锟斤拷撸锟絎. Richard Stevens锟斤拷Addison-Wesley锟斤拷锟芥）锟斤拷
PCNTL锟斤拷锟斤拷使锟斤拷锟斤拷ticks锟斤拷为锟脚号达拷锟斤拷幕氐锟斤拷锟斤拷疲锟絫icks锟斤拷锟劫讹拷锟斤拷远远锟斤拷锟斤拷锟斤拷之前锟侥达拷锟斤拷锟斤拷啤锟� 锟斤拷锟斤拷浠拷锟�"锟矫伙拷ticks"锟斤拷循锟斤拷锟斤拷同锟斤拷锟斤拷锟藉。锟斤拷锟斤拷锟斤拷使锟斤拷declare() 锟斤拷锟斤拷诔锟斤拷锟斤拷锟街革拷锟斤拷锟斤拷锟斤拷锟斤拷氐锟斤拷锟轿伙拷谩锟斤拷锟绞癸拷锟斤拷锟斤拷嵌锟斤拷觳斤拷录锟斤拷锟斤拷锟侥匡拷锟斤拷锟斤拷小锟斤拷锟斤拷锟节憋拷锟斤拷PHP时 锟斤拷锟斤拷pcntl锟斤拷始锟秸承碉拷锟斤拷锟街匡拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥脚憋拷锟斤拷锟角凤拷锟斤拷锟斤拷使锟斤拷锟斤拷pcntl锟斤拷
锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷PHP 4.3.0之前锟斤拷锟斤拷锟斤拷pcntl锟脚憋拷要使锟戒工锟斤拷锟斤拷要么锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷氐锟斤拷模锟斤拷锟斤拷耄╋拷锟斤拷锟绞癸拷锟� declare() 锟斤拷要么使锟斤拷declare()锟铰碉拷全锟斤拷锟斤法 使锟斤拷锟斤拷锟斤拷锟斤拷锟脚憋拷锟斤拷围锟斤拷效锟斤拷
Note: 锟斤拷锟斤拷展锟斤拷 Windows 平台锟较诧拷锟斤拷锟矫★拷