oprerate-array

oprerate-array is a package that provides various functions to easily and efficiently operate on arrays.

Installation

$ npm install operate-array --save

Usage

deleteElement(array, element, occurrence)

Deletes the element from the array as per the specified occurrences from the left and returns a new array with remaining elements. If no occurrence is specified it will delete all the occurrences of that element in that array.

var operator = require('operate-array');

var resultArray = operator.deleteElement([1, 2, 3, 4, 4, 5], 4);

console.log(resultArray);
// [1, 2, 3, 5];

var operator = require('operate-array');

var resultArray = operator.deleteElement([1, 2, 3, 4, 4, 5], 4, 1);

console.log(resultArray);
// [1, 2, 3, 4, 5];

trim(array, startIndex, endIndex)

Deletes the elements in the range of the start and end index both inclusive and returns a new array with remaining elements

var operator = require('operate-array');

var resultArray = operator.trim([1, 2, 3, 4, 4, 5], 2, 4);

console.log(resultArray);
// [1, 2, 5];

Run Tests

$ npm install

$ npm run test

• Test 1 : Delete all occurences of an element.
• Test 2 : Delete one occurences of an element.
• Test 3 : Delete all occurences of an element in an empty array.
• Test 4 : Delete one occurences of an element in an empty array.
• Test 5 : Delete an element not present in array.
• Test 6 : Trim/Remove elements the array with specified index.
• Test 7 : Trim/Remove elements the array with specified index in an empty array.
• Test 8 : Trim/Remove elements the array with specified index in an empty array.
• Test 9 : Trim/Remove elements the array with specified index in an empty array.