What are the data types used in PHP?

How many data types are used in PHP?

PHP supports total eight primitive data types: Integer, Floating point number or Float, String, Booleans, Array, Object, resource and NULL. These data types are used to construct variables.

What are scalar types PHP?

Scalar variables are those containing an int, float, string or bool. Types array, object and resource are not scalar. Note: is_scalar() does not consider resource type values to be scalar as resources are abstract datatypes which are currently based on integers.

What is PHP full form?

PHP (recursive acronym for PHP: Hypertext Preprocessor ) is a widely-used open source general-purpose scripting language that is especially suited for web development and can be embedded into HTML.

What is PHP variable?

A variable in PHP is a name of memory location that holds data. In PHP, a variable is declared using $ sign followed by variable name. The main way to store information in the middle of a PHP program is by using a variable. … The value of a variable is the value of its most recent assignment.

What is PHP call function?

A PHP function provides code that a PHP script can call to perform a task, such as Count(), file_get_contents(), and header(). The PHP language supports both procedural and object-oriented programming paradigms.

What is double in PHP?

Floating point numbers

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Floating point numbers (also known as “floats”, “doubles”, or “real numbers”) can be specified using any of the following syntaxes: $a = 1.234; $b = 1.2e3; $c = 7E-10; $d = 1_234.567; // as of PHP 7.4.0.

What are the MySQL data types?

In MySQL there are three main data types: string, numeric, and date and time.

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