Home > Article > Backend Development > The function array_fill_keys() that fills the array with the key value of the specified key name given by php
The function array_fill_keys() that fills the array with the key value of the specified key name given by php
- 黄舟Original
- 2017-11-07 10:44:131815browse
Example
Fill the array with the key value of the given specified key name:
<?php
$keys=array("a","b","c","d");
$a1=array_fill_keys($keys,"blue");
print_r($a1);
?>Definition and usage
array_fill_keys() Function Fills the array with the key value of the given specified key name.
Syntax
array_fill_keys(keys,value);
| Parameters | Description |
| keys | Required. Array whose values will be used to populate the array keys. |
| value | Required. Specifies the key values used to populate the array. |
Technical Details
| Return value: | Returns the populated array. |
| PHP version: | 5.2+ |
Example:
<?php $keys = array('foo', 5, 10, 'bar'); $a = array_fill_keys($keys, 'banana'); print_r($a); ?>
The running results are as follows :
Array(
[foo] => banana
[5] => banana
[10] => banana
[bar] => banana
)The above is the detailed content of The function array_fill_keys() that fills the array with the key value of the specified key name given by php. For more information, please follow other related articles on the PHP Chinese website!
Statement：
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Previous article：PHP function array_fill() that fills an array with a given key valueNext article：PHP function array_fill() that fills an array with a given key value