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Arrow functions
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The syntax is like:
[1, 2, 3].map(num => num * 2)
//
Which is equivalent to:
[1, 2, 3].map(function (num) { return num * 2 })
//
So this is just shorthand for writing a callback.
Arrow functions are just for expressions:
- They do not have this or arguments
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- Beschreibung
- A-Level Javascript Notiz am Arrow functions, erstellt von James Drummond am 04/09/2015.
- Erstellt von
- James Drummond · Sep 2015
- Aktualisiert
- 2 Aug 2016
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