内容简介：A lightweight library containing multiple utility functions to make your life easier when dealing with arrays and objects.
Simplifying JS
A lightweight library containing multiple utility functions to make your life easier when dealing with arrays and objects.
HOW TO USE
Open the terminal and navigate to the root directory of your project.
Install Simplifying:
npm i simplifying
If you do not have npm installed, you can download it here .
EXAMPLE CODE:
const array = require('simplifying');
let arr = [2, 3, 4, 3, 3, 2, 4];
console.log(array.removeDuplicates(arr));
//OUTPUT: [2, 3, 4]
List of all methods on array:
| Method | Parameters | Use |
|---|---|---|
| shuffle | array: Array | Shuffles array and returns it |
| removeDuplicates | array: Array | Removes all duplicate elements and returns a new array |
| pickRandom | array: Array, n: Number, unique?: Boolean |
Returns an array of n random elements from array. The returned elements will be unique if true is passed in the third parameter |
| countItem | array: Array, item: any |
Returns the frequency of the passed item in the array |
| countAll | array: Array | Returns a map which holds the frequencies of all items in the array |
| searchItems | array: Array, item: any |
Returns all positions where the given item is found |
| removeItems | array: Array, item: any |
Deletes multiple occurances of the given item |
| toArray | x: (string, number) | Converts string or number to array of characters or digits |
| merge | array1: Array, array2: Array, type?: string |
Merge two arrays. type == 'merge-all': Keep the duplicates type == 'common': Returns common elements no type: Merge and remove common |
| clean | array: Array | Removes null, undefined, '', NaN |
| flatten | array: Array | Flattens all nested arrays inside |
| swapByPosition | array: Array, pos1: number, pos2: number |
Swaps values in pos1 and pos2 in the array |
| swapByValues | array: Array, value1: any, value2: any |
Swaps value1 and value2 in the array |
| perform | array: Array, operation: string |
Performs the said operation on the array. Allowed Operations: sum, product, min, max, average |
| arrayToObject | array: Array | Converts an array to object |
| slide | array: Array, steps: number, direction?: string |
Shifts array by n steps in the given direction. The default direction is left. |
| range | array: Array, start: number, end: number |
Returns a subarray from start to end - 1 |
List of all methods on array of objects:
| Method | Parameters | Use |
|---|---|---|
| arrayOfObjectsToObject | array: Array, keyField: string |
Converts an array of objects to an object where key is keyField |
| sortByKeyField | array: Array, keyField: string, order?: string |
Sorts an array of objects based on keyField. Default sorting order is ascending. Pass 'desc' to order for reverse. |
| getFields | array: Array, fields: Array |
Returns an array of objects containing only the required fields |
| getOneField | array: Array, field: string |
Returns an array of all the values of the particular field |
| searchByKeyField | array: Array, searchField: string, searchValue: string, reqFields?: Array |
Searches the array for the given (key, value) pair and returns only the reqFields. If nothing is passed, the whole object is returned. |
| deleteByKeyField | array: Array, field: string, value: string |
Deletes an item based on the (key, value) pair |
| getKeys | array: Array | Returns an array of all the keys inside the object. Assumes that all objects have the same keys |
| findObjects | array: Array, func: Function |
Executes the function on all objects and returns the satisfied objects |
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持 码农网
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