How many data types can be placed in a php array?

PHP arrays can save a variety of different data types, including integers, floating point numbers, strings, Boolean values, objects, arrays and even other mixed types. This is because the array in PHP is an associative array. They store and access data through key-value pairs. Each key must be a separate scalar value, but the value can be of any data type.

Operating system for this tutorial: Windows 10 system, php8.1.3 version, Dell G3 computer.

PHP arrays can save various data types:

Including integers, floating point numbers, strings, Boolean values, objects, and arrays Even other mixed types, this is because arrays in PHP are an associative array, they store and access data through key-value pairs, each key must be a separate scalar value, but the value can be any data Type, multi-dimensional arrays can also be defined using this method.

The following is an example of a PHP array, which contains different data types:

$myArray = array(
    "name" => "John",
    "age" => 30,
    "isMale" => true,
    "height" => 1.75,
    "favColors" => array("Red", "Green", "Blue"),
    "car" => null
);

In the above example, the array $myArray includes the string "name", the number 30, the Boolean value true, and the floating point number 1.75, another array array("Red", "Green", "Blue") and the empty value null.

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