47 lines
726 B
Markdown
47 lines
726 B
Markdown
# array-map
|
|
|
|
`[].map(f)` for older browsers
|
|
|
|
[](https://ci.testling.com/substack/array-map)
|
|
|
|
[](http://travis-ci.org/substack/array-map)
|
|
|
|
# example
|
|
|
|
``` js
|
|
var map = require('array-map');
|
|
var letters = map([97,98,99], function (c) {
|
|
return String.fromCharCode(c);
|
|
});
|
|
console.log(letters.join(''));
|
|
```
|
|
|
|
output:
|
|
|
|
```
|
|
abc
|
|
```
|
|
|
|
# methods
|
|
|
|
``` js
|
|
var map = require('array-map')
|
|
```
|
|
|
|
## var ys = map(xs, f)
|
|
|
|
Create a new array `ys` by applying `f(xs[i], i, xs)` to each element in `xs` at
|
|
index `i`.
|
|
|
|
# install
|
|
|
|
With [npm](https://npmjs.org) do:
|
|
|
|
```
|
|
npm install array-map
|
|
```
|
|
|
|
# license
|
|
|
|
MIT
|