你知道golang select底层是如何实现的吗? #编程 #程序员 #后端 #golang

goto sclose LffraseSurress else sgtist =gp.waiting caseSuccess mfalsr casi<nsends caseSuccess=sglist.success sglist =sgnext 126 casi=int(case1) 98 96 95 sg:macquireSodog sg.elem nextp=6sg.waitlink goto sclose gp=getg( 1block C.closed f=0 poto retc c.recvxe+ 176 selunlock(scases.lockorder) C.recvx=0 gote bufsend gete bufsend c.gcount <c.dataqsis c.closedt 0 C=cas.C c.closedt 0 var casi int goto recvr C=cas.C 157 goto sclose goto bufrecv c.ocount>0{ Lf casi an nsends var caseSuccess bool 40 sglist esudog 会把i var recvok bool Fextpasudog pollorder nextpwasudog nextp 49 cas11m 37 1f cas.c n11( ncases:mnsends+nrecvs 3040 30 38 1zsh zsh zah fuoe sainl)4 sh ssh ash zh 底层代码 dofar ytosalshtl ch2semake(chan Lnt ch2 se make(chan Int) 则直接 nango fuoemainl11 nango dofar ytosalshtl fuoe sainl)4 fat.Printinl"ch1 is closed") 29 28 fat.Printin/default") 1gk// 收到数据 fat.Printinl"ch1 is closed") else(11channel被关闭 7gk// 收到数据 rase num.nk tarwrh1. defer close(ch2) lofar ytosaleht) ch2 se make(chan Int) func main(){ unsafe.Pointer 1424 36 35 34 33 132 Select Golang