Tác dụng của hàm array_values()
The array_values() function returns an array containing all the values of an array.
The returned array will be indexed numerically, starting with 0 and increase each time by 1.
The following table summarizes the technical details of this function.
| Return Value: | Returns an indexed array of all the values of an array. |
|---|---|
| Version: | PHP 4+ |
Syntax
The basic syntax of the array_values() function is given with:
array_values(array);
The following example shows the array_values() function in action.
Example
Run this code »<?php
// Sample array
$alphabets = array("a"=>"apple", "b"=>"ball", "c"=>"cat", "d"=>"dog");
// Getting all the values from alphabets array
$result = array_values($alphabets);
print_r($result);
?>Parameters
The array_values() function accepts the following parameters.
| Parameter | Description |
|---|---|
| array | Required. Specifies the array to work on. |
More Examples
Here're some more examples showing how array_values() function actually works:
This function may ignore the numeric indexes, let's try out an example and see how it works:
Example
Run this code »<?php
// Sample array
$numbers = array(4=>10, 3=>25, 1=>50, 2=>75);
// Adding a value to the numbers array at index 0
$numbers[0] = 100;
// Getting all the values from numbers array
$result = array_values($numbers);
print_r($result);
?>