PHP code example of dakujem / remapkeys

1. Go to this page and download the library: Download dakujem/remapkeys library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

dakujem / remapkeys example snippets


// Original `array_remap` function call:
array_remap($function, $input);

// Replaced by `Itera` class method call:
Itera::unfold($input, $function);


// Original `array_map_keys` function call:
array_map_keys($function, $input);

// Replaced by `Itera` class method call:
Itera::map($input, $function);


$input = [
    'foo' => 'bar',
    'b' => 'Bran',
    'unknown' => 'Stark',
];
array_remap(function($val, $index){
    return [ strtolower($val) => strlen($index) ];
}, $input);

/* result:
[
    'bar' => 3,
    'bran' => 1,
    'stark' => 7,
]
*/


$input = [
    [
        'url' => 'https://www.google.com',
        'provider' => 'Google'
    ],
    [
        'url' => 'https://www.yahoo.com',
        'provider' => 'Yahoo!'
    ],
];
array_remap(function($val){
    return [ $val['url'] => $val['provider'] ];
}, $input);

/* result:
[
    'https://www.google.com' => 'Google',
    'https://www.yahoo.com' => 'Yahoo!',
]
*/


$input = [
    'foo' => 'bar',
    'boring' => 'Bran',
    'strange' => 'Stark',
];
array_map_keys(function($val, $index){
    return ucfirst($index) . ' ' . ucfirst($val);
}, $input);

/* result:
[
    'foo' => 'Foo Bar',
    'boring' => 'Boring Bran',
    'strange' => 'Strange Stark',
]
*/