Review key PHP basics with these carefully crafted questions. Ideal for beginners, students, and interview preparation. Strengthen your core PHP skills today!
The `phpinfo()` function in PHP outputs a large amount of information about the current state of PHP, including loaded extensions, PHP version, server information, and environment variables. It is useful for debugging and checking the PHP configuration.
In PHP, a variable is defined by prefixing a dollar sign (`$`) to a name. For example, `$variableName = "value";` assigns the string "value" to the variable `variableName`.
The `echo` statement in PHP is used to output one or more strings to the browser. It is commonly used to display content on web pages.
Yes, PHP variables are dynamically typed, meaning they can hold different data types, such as integers, strings, arrays, and objects, without explicit type declaration.
Both `include` and `require` are used to include files in PHP scripts. The main difference is that if the file is not found, `include` will emit a warning and continue execution, while `require` will emit a fatal error and stop the script.