Javascriptの配列mapメモ ref: http://qiita.com/Sekky0905/items/5e2db96785e839eb588a

file0.js

let numArray = [1, 2, 3];
let strArray = numArray.map((move) => {
    switch (move) {
        case 1:
            return 'one';
        case 2:
           return 'two';
        default:
            return  'other';
    }
});
console.log(`map後の配列は、${strArray}`);

file1.txt

map後の配列は、one,two,other