js中短路運算

原創 不喝奶茶的菇凉 2020-04-19 08:42

開發當中if else 或者三目運算用的很多，其實還有一種方法也可以用於判斷，比較簡潔，就是短路運算。

&& 邏輯與:多個條件同時成立

如果左邊爲true,返回右邊
如果左邊false,返回左邊

|| 邏輯或:任意條件成立

如果左邊爲true,返回左邊
如果左邊false,返回右邊

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