Travis build: 1340

This commit is contained in:
30secondsofcode
2018-01-23 16:25:07 +00:00
parent 51f5dee152
commit b706d928fa
4 changed files with 105 additions and 6 deletions

View File

@ -6,9 +6,18 @@ Use `Object.keys(obj)` to get all the properties of the object, `Array.reverse()
```js
const findLastKey = (obj, fn) =>
Object.keys(obj).reverse().find(key => fn(obj[key], key, obj));
Object.keys(obj)
.reverse()
.find(key => fn(obj[key], key, obj));
```
```js
findLastKey({barney: { age: 36, active: true }, fred: { age: 40, active: false }, pebbles: { age: 1, active: true }}, o => o['active']); // 'pebbles'
findLastKey(
{
barney: { age: 36, active: true },
fred: { age: 40, active: false },
pebbles: { age: 1, active: true }
},
o => o['active']
); // 'pebbles'
```