January 2024
Intermediate to advanced
264 pages
7h 45m
Polish
Content preview from Wzorce projektowe w JavaScripcie Wydanie II
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Rozdział 9. Wzorce programowania asynchronicznego
Programowanie asynchroniczne w JavaScripcie pozwala uruchamiać długo wykonywane zadania w tle, podczas gdy przeglądarka WWW zachowuje możliwość reagowania na zdarzenia oraz wykonywania innego kodu przeznaczonego do obsługi tych zdarzeń. Programowanie asynchroniczne jest względną nowością w JavaScripcie, a przeznaczona do jego obsługi składnia była niedostępna podczas powstawania pierwszego wydania tej książki.
Polecenia JavaScriptu takie jak promise, async i await zapewniają większą przejrzystość kodu, który staje się łatwiejszy w odczycie, a jego wykonywanie nie blokuje wątku głównego. Funkcjonalność async została wprowadzona w wydaniu ES7 w 2016 roku i obecnie jest obsługiwana we wszystkich ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.