contimer:上下文高分辨率计时器

并发 var timer = require ( 'contimer' ) , connect = require ( 'connect' ) ; connect ( function ( req , res , next ) { timer . start ( req , 'total' ) ; next ( ) ; } , function ( req , res , next ) { var time = timer . stop ( req , 'total' ) . time ; res . end ( 'Response processing time: ' + time + 'ms' ) ; } ) . listen ( 8080 ) ; 方法 钩（） hook(han