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2024-05-17 08:02:32 -

PHP Access Arrays
Access Array Item To access an array item, you can refer to the index number for indexed arrays, and the key name for associative arrays. ExampleGet your own PHP Server Access an item by referring to its index number: $cars = array("Volvo", "BMW", "Toyota"); echo $cars[2]; Try it Yourself » Note: The first item has index 0. To access items from an associative...

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2024-05-17 07:53:31 -

PHP Arrays
An array stores multiple values in one single variable: ExampleGet your own PHP Server $cars = array("Volvo", "BMW", "Toyota"); Try it Yourself » What is an Array? An array is a special variable that can hold many values under a single name, and you can access the values by referring to an index number or name. PHP Array Types In PHP, there are three types of arrays:...

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2024-05-17 08:01:14 -

PHP Associative Arrays
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 =...

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2024-05-17 08:01:55 -

PHP Create Arrays
Create Array You can create arrays by using the array() function: ExampleGet your own PHP Server $cars = array("Volvo", "BMW", "Toyota"); Try it Yourself » You can also use a shorter syntax by using the [] brackets: Example $cars = ["Volvo", "BMW", "Toyota"]; Try it Yourself » Multiple Lines Line breaks are not important, so an array...

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2024-05-17 08:00:38 -

PHP Indexed Arrays
PHP Indexed Arrays In indexed arrays each item has an index number. By default, the first item has index 0, the second item has item 1, etc. ExampleGet your own PHP Server Create and display an indexed array: $cars = array("Volvo", "BMW", "Toyota"); var_dump($cars); Try it Yourself » Access Indexed Arrays To access an array item you can refer to the index number. Example...

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2024-05-17 08:07:20 -

PHP Multidimensional Arrays
In the previous pages, we have described arrays that are a single list of key/value pairs. However, sometimes you want to store values with more than one key. For this, we have multidimensional arrays. PHP - Multidimensional Arrays A multidimensional array is an array containing one or more arrays. PHP supports multidimensional arrays that are two, three, four, five, or more levels deep....

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2024-05-17 08:06:46 -

PHP Sorting Arrays
The elements in an array can be sorted in alphabetical or numerical order, descending or ascending. PHP - Sort Functions For Arrays In this chapter, we will go through the following PHP array sort functions: sort() - sort arrays in ascending order rsort() - sort arrays in descending order asort() - sort associative arrays in ascending order, according to the value...

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2024-05-17 07:39:53 -

PHP Constants
Constants are like variables, except that once they are defined they cannot be changed or undefined. PHP Constants A constant is an identifier (name) for a simple value. The value cannot be changed during the script. A valid constant name starts with a letter or underscore (no $ sign before the constant name). Note: Unlike variables, constants are automatically global across the...

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