JavaScript Array Methods: The Complete Visual Guide Master these methods and you'll write 50% less code. The Map: Array Method Categories ┌─────────────────────────────────────────┐ │ JavaScript Arrays │ ├─────────┬──────────┬──────────┬─────────┤ │ Iterate │ Transform │ Filter │ Reduce │ ├─────────┼──────────┼──────────┼─────────┤ │ forEach │ map │ filter │ reduce │ │ for...of │ flatMap │ find │ some │ │ │ sort │ findIndex│ every │ │ │ reverse │ includes │ join │ │ │ slice │ splice │ toString│ ├─────────┼──────────┼──────────┼─────────┤ │ │ │ │ │ │ "Do" │ "New" │ "Pick" │ "Result"│ └─────────┴──────────┴──────────┴─────────┘ Enter fullscreen mode Exit fullscreen mode 1. map() — Transform Every Element const numbers = [ 1 , 2 , 3 , 4 , 5 ]; // Double every number numbers . map ( n => n * 2 ); // [2, 4, 6, 8, 10] // Extract property from objects const users = [{ name : ' Alex ' , age : 30 }, { name : ' Sam ' , age : 25 }]; users . map ( u => u .…