ALT 👍What is the PHP 'boolean' variable?👍 1/5. Purpose: Store values that can be either true or false. 2/5. Usage: Used in conditional statements and logical operations. 3/5. Representation: Represented by the keywords true and false (case-insensitive). 4/5. Declaration: Use the dollar sign ($) followed by the variable name. 5/5. Example: $isLogged = true; In PHP, a boolean variable is used to store a value that can be either true or false. Boolean variables are often used in conditional statements and logical operations to control the flow of a program. In PHP, the keywords true and false (case-insensitive) represent the boolean values.

ALT 👍What is the PHP 'Float' variable?👍 1/4. Purpose: Store numbers with a decimal point or in exponential form. 2/4. Representation: Can represent fractional numbers and very large or very small numbers. 3/4. Declaration: Use the dollar sign ($) followed by the variable name. 4/4. Example: $pi = 3.14; In PHP, a float variable is used to store numbers with a decimal point or numbers in exponential form. Float variables can represent a wide range of values, including fractional numbers and very large or very small numbers. Float variables in PHP are declared using the dollar sign ($) followed by the variable name. For example, $pi = 3.14;.

ALT 👍What is the PHP 'Integer' variable?👍 1/4: Purpose: Store whole numbers (positive or negative) without decimal points. 2/4: Operations: Perform arithmetic operations like addition, subtraction, multiplication, and division. 3/4: Declaration: Use the dollar sign ($) followed by the variable name. 4/4: Example: $age = 25; In PHP, an integer variable is used to store whole numbers (positive or negative) without any decimal points. Integer variables can be used to perform arithmetic operations such as addition, subtraction, multiplication, and division. Integer variables in PHP are declared using the dollar sign ($) followed by the variable name. For example, $age = 25;.

ALT 1/4: Purpose: Store and manipulate text. 2/4: Content: A sequence of characters (letters, numbers, symbols, whitespace). 3/4: Declaration: Use the dollar sign ($) followed by the variable name. 4/4: Example: $name = "John Alex"; In PHP, a string variable is used to store and manipulate text. It can hold a sequence of characters, which can include letters, numbers, symbols, and whitespace. String variables in PHP are declared using the dollar sign ($) followed by the variable name. For example, $name = "John Alex";

ALT 1/5. PHP's echo is a language construct. 2/5. It's used to output one or more strings. 3/5. Commonly used in PHP scripts to display content in web pages. 4/5. Allows for the output of variables and concatenated strings. 5/5. Fundamental for displaying dynamic content in PHP web applications.