• 13.5.10 - last
• 13.5.19 - switchMap
• 13.5.18 - withLatestFrom
• 13.5.17 - groupBy
• 13.5.16 - distinctUntilChanged
• 13.5.15 - debounceTime
• 13.5.14 - throttleTime
• 13.5.13 - mergeAll、mergeMap
• 13.5.12 - reduce、scan
• 13.5.11 - concatAll、concatMap
• 13.5.0 - 概述
• 13.5.9 - skip、skipWhile、skipUntil
• 13.5.8 - take、takeWhile、takeUtil
• 13.5.7 - delay、delayWhen
• 13.5.6 - every
• 13.5.5 - startWith
• 13.5.4 - first
• 13.5.3 - pluck
• 13.5.2 - filter
• 13.5.1 - map、mapTo