TL;DR: Explore the distinction between pure and impure functions in JavaScript, where pure functions maintain predictability by avoiding side effects, while impure functions may alter external variables and yiel
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由于它不修改任何状态或产生副作用,它是一个纯函数。 Javascript functioncapitalize(str){returnstr.toUpperCase();}console.log(capitalize('geeks'));// Output: GEEKSconsole.log(capitalize('world'));// Output: WORLD JavaScript Copy 输出 GEEKSWORLD JavaScript Copy 不纯函数:不纯函...
Impure Functions in Scala All the functions that are not pure are impure. This makes the definition of animpure functionas "A function that is dependent on i/o or other values out of function's scope along with parameter values."
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