Incognito Helper: My string and array utilities

A lightweight and powerful JavaScript utility library that provides over 50+ functions for working with strings and arrays.

📦 Installation

Install via npm:
``bash
npm install incognito-js-helper
`

🚀 Usage

Import the package in your JavaScript project:
`javascript
const utils = require('incognito-js-helper');
`

---

🔹 String Functions

$3


Converts a string to uppercase.
`javascript
console.log(utils.toUpperCase("hello world")); // "HELLO WORLD"
`

$3

Converts a string to lowercase.
`javascript
console.log(utils.toLowerCase("HELLO WORLD")); // "hello world"
`

$3

Capitalizes the first letter of a string.
`javascript
console.log(utils.capitalize("hello")); // "Hello"
`

$3

Reverses the characters in a string.
`javascript
console.log(utils.reverseString("hello")); // "olleh"
`

$3

Removes leading and trailing whitespace from a string.
`javascript
console.log(utils.removeWhitespace(" hello ")); // "hello"
`

$3

Replaces all occurrences of a substring.
`javascript
console.log(utils.replaceAll("apple banana apple", "apple", "orange")); // "orange banana orange"
`

$3

Counts the number of words in a string.
`javascript
console.log(utils.countWords("Hello world!")); // 2
`

$3

Checks if a string contains another substring.
`javascript
console.log(utils.contains("hello world", "world")); // true
`

$3

Truncates a string to a given length.
`javascript
console.log(utils.truncate("Hello, this is a long text", 10)); // "Hello, thi..."
`

$3

Converts a string to camelCase.
`javascript
console.log(utils.camelCase("hello world")); // "helloWorld"
`

$3

Splits a string into an array based on a delimiter.
`javascript
console.log(utils.explode("apple,banana,grape", ",")); // ["apple", "banana", "grape"]
`

$3

Joins an array into a single string.
`javascript
console.log(utils.implode(["apple", "banana", "grape"], "-")); // "apple-banana-grape"
`

$3

checks in string if it starts with the specified string
`javascript
console.log(utils.startsWith("Hello, world!", "Hello")); // true
`

$3

checks in string if it ends with the specified string
`javascript
console.log(arrayUtils.endsWith("Hello, world!", "world!")); // true
`

$3

Converts a string to snake_case.
`javascript
console.log(arrayUtils.snakeCase("Hello World Example"));
// Output: "hello_world_example"
`

$3

Converts a string to kebab-case.
`javascript
console.log(arrayUtils.kebabCase("Hello World Example"));
// Output: "hello-world-example"
`

$3

Generates a random alphanumeric string of the given length.
`javascript
console.log(arrayUtils.randomString(10));
// Output: "aB3dE9fGhJ" (random output)
`

$3

Converts a string to Title Case.
`javascript
console.log(arrayUtils.titleCase("hello world example"));
// Output: "Hello World Example"
`

$3

Checks if a string is a palindrome.
`javascript
console.log(arrayUtils.isPalindrome("madam"));
// Output: true

console.log(arrayUtils.isPalindrome("hello"));
// Output: false
`

$3


Splits a string into an array based on the given delimiter.
`javascript
console.log(arrayUtils.explode(",", "apple,banana,grape"));
// Output: ["apple", "banana", "grape"]
`

$3

Joins an array into a string using the given delimiter.
`javascript
console.log(arrayUtils.implode("-", ["apple", "banana", "grape"]));
// Output: "apple-banana-grape"
`

---

🔹 Array Functions

$3

Removes duplicate values from an array.
`javascript
console.log(utils.uniqueArray([1, 2, 2, 3, 4, 4, 5])); // [1, 2, 3, 4, 5]
`

$3

Flattens a nested array.
`javascript
console.log(utils.flattenArray([1, [2, [3, 4], 5]])); // [1, 2, 3, 4, 5]
`

$3

Splits an array into chunks of a given size.
`javascript
console.log(utils.chunkArray([1, 2, 3, 4, 5], 2)); // [[1, 2], [3, 4], [5]]
`

$3

Randomly shuffles elements in an array.
`javascript
console.log(utils.shuffleArray([1, 2, 3, 4, 5]));
`

$3

Finds common elements between two arrays.
`javascript
console.log(utils.arrayIntersection([1, 2, 3], [2, 3, 4])); // [2, 3]
`

$3

Finds elements unique to the first array.
`javascript
console.log(utils.arrayDifference([1, 2, 3], [2, 3, 4])); // [1]
`

$3

Sorts an array of numbers in ascending order.
`javascript
console.log(utils.sortNumeric([5, 1, 4, 2])); // [1, 2, 4, 5]
`

$3

Sorts an array of strings alphabetically.
`javascript
console.log(utils.sortAlphabetic(["banana", "apple", "cherry"])); // ["apple", "banana", "cherry"]
`

$3

Returns a random element from an array.
`javascript
console.log(utils.randomElement(["apple", "banana", "cherry"]));
`

$3

Adds an element to an array at a specific index.
`javascript
let arr = [1, 2, 3, 5];
console.log(arrayUtils.addElement(arr, 4, 3));
// Output: [1, 2, 3, 4, 5]

console.log(arrayUtils.addElement(arr, 6)); // Adds 6 at the end
// Output: [1, 2, 3, 4, 5, 6]

`

---

🏆 Full List of Functions

$3


- toUpperCase
- toLowerCase
- capitalize
- reverseString
- removeWhitespace
- replaceAll
- countWords
- contains
- startsWith
- endsWith
- truncate
- camelCase
- snakeCase
- kebabCase
- titleCase
- randomString
- isPalindrome
- explode
- implode

$3

- uniqueArray
- flattenArray
- chunkArray
- shuffleArray
- arrayIntersection
- arrayDifference
- sortNumeric
- sortAlphabetic
- randomElement
- addElement`

---

📜 License

This package is open-source and released under the MIT License.

---

This README now includes all the functions you wanted with proper descriptions and examples. Let me know if you need any refinements! 🚀