PHP Associative Arrays
Сообщение 2024-05-17 08:01:14
0
5Кб
PHP Associative Arrays
Associative arrays are arrays that use named keys that you assign to them.
ExampleGet your own PHP Server
$car = array("brand"=>"Ford", "model"=>"Mustang", "year"=>1964);
var_dump($car);
Try it Yourself »Access Associative Arrays
To access an array item you can refer to the key name.
Example
Display the model of the car:
$car = array("brand"=>"Ford", "model"=>"Mustang", "year"=>1964);
echo $car["model"];
Try it Yourself »Change Value
To change the value of an array item, use the key name:
Example
Change the year
item:
$car = array("brand"=>"Ford", "model"=>"Mustang", "year"=>1964);
$car["year"] = 2024;
var_dump($car);
Try it Yourself »Loop Through an Associative Array
To loop through and print all the values of an associative array, you could use a foreach
loop, like this:
Example
Display all array items, keys and values:
$car = array("brand"=>"Ford", "model"=>"Mustang", "year"=>1964);
foreach ($car as $x => $y) {
echo "$x: $y <br>";
}
Try it Yourself »For a complete reference of all array functions, go to our complete PHP Array Reference.
PHP Exercises
Поиск
Категории
- Art
- Causes
- Crafts
- Dance
- Drinks
- Film
- Fitness
- Food
- Игры
- Gardening
- Health
- Главная
- Literature
- Music
- Networking
- Другое
- Party
- Religion
- Shopping
- Sports
- Theater
- Wellness
Больше
PHP if Statements
Conditional statements are used to perform different actions based on different conditions....
PHP Strings
A string is a sequence of characters, like "Hello world!".
Strings
Strings in PHP are...
PHP Continue
The continue statement can be used to jump out of the current iteration of a loop, and...
PHP - Modify Strings
PHP has a set of built-in functions that you can use to modify strings.
Upper Case...
PHP Sorting Arrays
The elements in an array can be sorted in alphabetical or numerical order, descending or...