lodash.combinations
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| { | ||
| "name": "lodash.combinations", | ||
| "version": "18.9.19", | ||
| "version": "18.10.0", | ||
| "description": "Calculates all possible combinations of a certain size.", | ||
@@ -8,2 +8,3 @@ "keywords": [ | ||
| "collection", | ||
| "combination", | ||
| "combinatorics", | ||
@@ -15,4 +16,5 @@ "lodash", | ||
| "author": "Sergej Sintschilin <seregpie@gmail.com>", | ||
| "main": "lodash.combinations.js", | ||
| "repository": "https://github.com/SeregPie/lodash.combinations.git", | ||
| "files": [], | ||
| "main": "index.js", | ||
| "repository": "github:SeregPie/lodash.combinations", | ||
| "scripts": { | ||
@@ -24,10 +26,12 @@ "build": "rollup -c", | ||
| "devDependencies": { | ||
| "@seregpie/rollup-plugin-resolve": "^18.6.13", | ||
| "rollup": "^0.66.0", | ||
| "rollup-plugin-babel-minify": "^6.0.0", | ||
| "rollup-plugin-buble": "^0.19.2" | ||
| "@rollup/plugin-buble": "^0.21.3", | ||
| "eslint": "7.1.0", | ||
| "eslint-config-seregpie": "^1.0.1", | ||
| "lodash": "^4.17.15", | ||
| "rollup": "^2.13.1", | ||
| "rollup-plugin-terser": "^6.1.0" | ||
| }, | ||
| "peerDependencies": { | ||
| "lodash": "^4.17.11" | ||
| "lodash": "^4.0.0" | ||
| } | ||
| } |
@@ -10,10 +10,6 @@ # lodash.combinations | ||
| | `collection` | A collection of distinct values to calculate the combinations from. | | ||
| | `n` | The Number of values to combine. | | ||
| | `n` | The number of values to combine. | | ||
| Returns a new array of combinations. | ||
| Returns a new array. | ||
| ## dependencies | ||
| - [lodash](https://github.com/lodash/lodash) | ||
| ## setup | ||
@@ -24,3 +20,3 @@ | ||
| ```shell | ||
| npm install lodash.combinations | ||
| npm i lodash.combinations | ||
| ``` | ||
@@ -52,4 +48,4 @@ | ||
| ```javascript | ||
| let combinations = _.combinations([{a: 11}, {b: 22}, {c: 33}], 2); | ||
| // => [[{a: 11}, {b: 22}], [{a: 11}, {c: 33}], [{b: 22}, {c: 33}]] | ||
| let combinations = _.combinations([true, {a: 1}, null], 2); | ||
| // => [[true, {a: 1}], [true, null], [{a: 1}, null]] | ||
| ``` | ||
@@ -59,7 +55,7 @@ | ||
| To calculate all possible combinations of all possible sizes use this code. | ||
| Calculate all possible combinations of all possible sizes. | ||
| ```javascript | ||
| let combinations = _.flatMap([1, 2, 3], (v, i, a) => _.combinations(a, i + 1)); | ||
| // => [[1], [2], [3], [1, 2], [1, 3], [2, 3], [1, 2, 3]] | ||
| let combinations = _.flatMap([2, 4, 6], (v, i, a) => _.combinations(a, i + 1)); | ||
| // => [[2], [4], [6], [2, 4], [2, 6], [4, 6], [2, 4, 6]] | ||
| ``` | ||
@@ -69,7 +65,14 @@ | ||
| Accepts also array-like values. | ||
| Also accepts array-like values. | ||
| ```javascript | ||
| let combinations = _.combinations('abcde', 3); | ||
| // => [['a', 'b', 'c'], ['a', 'b', 'd'], ['a', 'b', 'e'], ['a', 'c', 'd'], ['a', 'c', 'e'], ['a', 'd', 'e'], ['b', 'c', 'd'], ['b', 'c', 'e'], ['b', 'd', 'e'], ['c', 'd', 'e']] | ||
| let combinations = _('abcde').combinations(3).map(v => _.join(v, '')).value(); | ||
| // => ['abc', 'abd', 'abe', 'acd', 'ace', 'ade', 'bcd', 'bce', 'bde', 'cde'] | ||
| ``` | ||
| ## see also | ||
| - [lodash.permutations](https://github.com/SeregPie/lodash.permutations) | ||
| - [lodash.multicombinations](https://github.com/SeregPie/lodash.multicombinations) | ||
| - [lodash.multipermutations](https://github.com/SeregPie/lodash.multipermutations) | ||
| - [lodash.product](https://github.com/SeregPie/lodash.product) |
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3945
0.69%- Number of lines in readme file
74
4.23%Worsened metrics
- Dev dependency count
6
50%