pocket.io:最小版本的socket.io，权重约为1K而不是60K

Pocket.io 最小版本的权重约为1K，而不是60K。 <!-- you require it on the client same way --> < script src =" /pocket.io/pocket.io.js " > </ script > <!-- and it exposes most basic, and same, API --> < script > $ ( function ( ) { var socket = io ( ) ; socket . on ( 'connect' , function ( ) { console . log ( socket . id ) ; } ) ; socket . on ( 'chat message' , function ( msg ) { $ (