Flatten an Array in JavaScript: Use flat() to Handle Nested Arrays
Arrays often hold other arrays. This happens with API responses, form data, or nested objects. These layers add…
Print in JavaScript Console Using Log, Info, Warn, and Error
The JavaScript console is a tool in web browsers that helps you print the result to the web…
How Does JavaScript Work to Run Code in the Web Browser
Click a button on a website. Something changes. A menu opens or a message pops up. That’s how…
PHP Escape Characters: How to Escape Special Characters
Escape characters appeared in PHP because some symbols in strings serve special purposes. For example, a quote can…
PHP function_exists: Avoid Function Redeclaration
The function_exists() function in PHP checks whether a given function is defined or not.Table of ContentPHP function_exists SyntaxBehind…
PHP error_log Function: How It Works with Examples
Sometimes things go wrong when PHP runs the code. So, you need to know the reasons for this…
PHP Singleton Pattern: How to Use with Examples
The PHP singleton design pattern makes sure that the class has only one instance and provides a global…
PHP Filters: How to Validate and Sanitize User Inputs
User input can be unpredictable and dangerous. A simple form submission might carry malicious code or invalid data…
PHP REST API: How to Build a RESTful API in PHP & MySQL
Web or mobile apps need clean ways to communicate with other systems. RESTful APIs let PHP handle that.…
PHP Spread Operator: Understand How (…) Syntax Works
Before the spread operator, PHP developers had to pass array items to a function using extra steps. They…