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30-seconds-of-code/snippets/getURLParameters.md
30secondsofcode e75c6455eb Travis build: 1428
2018-01-26 09:38:05 +00:00

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### getURLParameters
Returns an object containing the parameters of the current URL.
Use `String.match()` with an appropriate regular expression to get all key-value pairs, `Array.reduce()` to map and combine them into a single object.
Pass `location.search` as the argument to apply to the current `url`.
```js
const getURLParameters = url =>
(url.match(/([^?=&]+)(=([^&]*))/g) || []).reduce(
(a, v) => ((a[v.slice(0, v.indexOf('='))] = v.slice(v.indexOf('=') + 1)), a),
{}
);
```
```js
getURLParameters('http://url.com/page?name=Adam&surname=Smith'); // {name: 'Adam', surname: 'Smith'}
getURLParameters('google.com'); // {}
```