Tutorials

Lodash _.kebabCase() String Method

Posted in lodash Tutorial

Updated on Mar 14, 2024

By Mari Selvan

👁️ 31 - Views

⏳ 4 mins

💬 1 Comment

Photo Credit to CodeToFun

🙋 Introduction

String manipulation is a common task in JavaScript development, especially when dealing with user inputs or data formatting. Lodash, a popular utility library, offers a plethora of functions to simplify such tasks. Among these functions is _.kebabCase(), which converts a string to kebab case by replacing spaces and capital letters with hyphens.

This method is invaluable for ensuring consistency in data formatting and URL creation.

🧠 Understanding _.kebabCase() Method

The _.kebabCase() method in Lodash transforms a string into kebab case, also known as spinal case, where each word is separated by a hyphen ("-"). This is particularly useful for creating SEO-friendly URLs, CSS classes, and other identifiers.

💡 Syntax

The syntax for the _.kebabCase() method is straightforward:

syntax.js

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_.kebabCase([string=''])

string: The string to convert to kebab case.

📝 Example

Let's dive into a simple example to illustrate the usage of the _.kebabCase() method:

example.js

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const _ = require('lodash');

const inputString = 'Hello World!';
const kebabCaseString = _.kebabCase(inputString);

console.log(kebabCaseString);
// Output: hello-world

In this example, the inputString is converted to kebab case using _.kebabCase(), resulting in a new string with hyphens separating words.

🏆 Best Practices

When working with the _.kebabCase() method, consider the following best practices:

Handle Special Characters:

Be mindful of special characters or punctuation marks in the input string. Ensure that they are appropriately handled or removed to maintain the integrity of the kebab case format.
example.js
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```
const inputString = 'Hello, World!';
const kebabCaseString = _.kebabCase(inputString);

console.log(kebabCaseString);
// Output: hello-world
```
Unicode Support:

Consider the Unicode support provided by _.kebabCase() when working with international or non-English characters. This ensures consistent conversion across various languages.
example.js
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```
const inputString = 'Привет Мир';
const kebabCaseString = _.kebabCase(inputString);

console.log(kebabCaseString);
// Output: привет-мир
```
Consistent Formatting:

Maintain consistency in string formatting throughout your application by utilizing _.kebabCase() consistently, especially when generating URLs, CSS classes, or identifiers.
example.js
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```
const userInput = 'User Profile';
const formattedURL = '/users/' + _.kebabCase(userInput);

console.log(formattedURL);
// Output: /users/user-profile
```

📚 Use Cases

URL Creation:

_.kebabCase() is ideal for generating SEO-friendly URLs by converting user-provided titles or identifiers into kebab case format.

example.js

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const pageTitle = 'Lodash _.kebabCase() String Method Explained';
const pageURL = '/articles/' + _.kebabCase(pageTitle);

console.log(pageURL);
// Output: /articles/lodash-kebab-case-string-method-explained

CSS Class Naming:

When defining CSS classes dynamically based on user inputs or data, _.kebabCase() ensures consistent and readable class names.
example.js
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```
const componentName = 'Header Component';
const cssClassName = _.kebabCase(componentName);

console.log(cssClassName);
// Output: header-component
```
Identifier Formatting:

Use _.kebabCase() to format identifiers or keys in APIs, databases, or configuration files for better readability and consistency.
example.js
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```
const apiKey = 'API_KEY';
const formattedKey = _.kebabCase(apiKey);

console.log(formattedKey);
// Output: api-key
```

🎉 Conclusion

The _.kebabCase() method in Lodash provides a simple yet powerful solution for converting strings to kebab case format. Whether you're creating SEO-friendly URLs, defining CSS classes, or formatting identifiers, _.kebabCase() ensures consistency and readability in your codebase.

By adhering to best practices and exploring diverse use cases, you can harness the full potential of the _.kebabCase() method in your Lodash projects.