Travis build: 110

This commit is contained in:
30secondsofcode
2018-07-18 18:03:57 +00:00
parent 96c0254536
commit 21d06a55fa
15 changed files with 194 additions and 44 deletions

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@ -7,18 +7,18 @@ The comparator function takes four arguments: the values of the two elements bei
```js
const filterNonUniqueBy = (arr, fn) =>
arr.filter((v, i) => arr.every((x, j) => i == j == fn(v, x, i, j)));
arr.filter((v, i) => arr.every((x, j) => (i == j) == fn(v, x, i, j)));
```
```js
filterNonUniqueBy(
[
{ id: 0, value: 'a' },
{ id: 1, value: 'b' },
{ id: 2, value: 'c' },
{ id: 1, value: 'd' },
{ id: 0, value: 'e' },
],
(a, b) => a.id == b.id
[
{ id: 0, value: 'a' },
{ id: 1, value: 'b' },
{ id: 2, value: 'c' },
{ id: 1, value: 'd' },
{ id: 0, value: 'e' }
],
(a, b) => a.id == b.id
); // [ { id: 2, value: 'c' } ]
```

View File

@ -7,21 +7,21 @@ The comparator function takes two arguments: the values of the two elements bein
```js
const uniqueElementsBy = (arr, fn) =>
arr.reduce((acc, v) => {
if (!acc.some(x => fn(v, x))) acc.push(v);
return acc;
}, []);
arr.reduce((acc, v) => {
if (!acc.some(x => fn(v, x))) acc.push(v);
return acc;
}, []);
```
```js
uniqueElementsBy(
[
{ id: 0, value: 'a' },
{ id: 1, value: 'b' },
{ id: 2, value: 'c' },
{ id: 1, value: 'd' },
{ id: 0, value: 'e' },
],
(a, b) => a.id == b.id
[
{ id: 0, value: 'a' },
{ id: 1, value: 'b' },
{ id: 2, value: 'c' },
{ id: 1, value: 'd' },
{ id: 0, value: 'e' }
],
(a, b) => a.id == b.id
); // [ { id: 0, value: 'a' }, { id: 1, value: 'b' }, { id: 2, value: 'c' } ]
```

View File

@ -7,21 +7,21 @@ The comparator function takes two arguments: the values of the two elements bein
```js
const uniqueElementsByRight = (arr, fn) =>
arr.reduceRight((acc, v) => {
if (!acc.some(x => fn(v, x))) acc.push(v);
return acc;
}, []);
arr.reduceRight((acc, v) => {
if (!acc.some(x => fn(v, x))) acc.push(v);
return acc;
}, []);
```
```js
uniqueElementsByRight(
[
{ id: 0, value: 'a' },
{ id: 1, value: 'b' },
{ id: 2, value: 'c' },
{ id: 1, value: 'd' },
{ id: 0, value: 'e' },
],
(a, b) => a.id == b.id
[
{ id: 0, value: 'a' },
{ id: 1, value: 'b' },
{ id: 2, value: 'c' },
{ id: 1, value: 'd' },
{ id: 0, value: 'e' }
],
(a, b) => a.id == b.id
); // [ { id: 0, value: 'e' }, { id: 1, value: 'd' }, { id: 2, value: 'c' } ]
```