PHP code example of bocharsky-bw / arrayzy

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

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

    

bocharsky-bw / arrayzy example snippets

use Arrayzy\ArrayImitator as A;

$a = new A; // Creates a new instance using namespace alias

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use Arrayzy\ArrayImitator as A;

$a = A::create(['a', 'b', 'c']);
$a = $a->reverse(); // override instance you operates on, because $a !== $a->reverse()

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use Arrayzy\ArrayImitator as A;

$a = A::create(['a', 'b', 'c']);
$b = clone $a;
$b->shuffle(); // keeps $a unchanged, because $a !== $b

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$a = new A([1, 2, 3]);
// or
$a = new A([1 => 'a', 2 => 'b', 3 => 'c']);

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$a = A::create(['a', 'b', 'c']);
$a->clear();
$a->toArray(); // []

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$a = A::create(['a', 'b', 'c']);
$b = $a; // $a and $b are different variables referencing the same object ($a === $b)

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$a = A::createWithRange(2, 6, 2);
$a->toArray(); // [0 => 2, 1 => 4, 2 => 6]

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$a = A::create(['b', 'a', 'c']);
$a->customSort(function($a, $b) {
    if ($a === $b) {
        return 0;
    }

    return ($a < $b) ? -1 : 1;
});
$a->toArray(); // [0 => 'a', 1 => 'b', 2 => 'c']

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$a = A::create([1 => 'b', 0 => 'a', 2 => 'c']);
$a->customSortKeys(function($a, $b) {
    if ($a === $b) {
        return 0;
    }

    return ($a < $b) ? -1 : 1;
});
$a->toArray(); // [0 => 'a', 1 => 'b', 2 => 'c']

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$a = A::create(['a', 'b', 'c']);

$a->exists(function($key, $value) {
   return 1 === $key and 'b' === $value;
}); // true

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$a = A::create(['a', 'z', 'b', 'z']);
$a = $a->filter(function($value) {
    return 'z' !== $value; // exclude 'z' value from array
});
$a->toArray(); // [0 => 'a', 2 => 'b']

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$a = A::create(['a', 'b', 'c']);
$a->find(function($value, $key) {
    return 'b' == $value && 0 < $key;
}); // 'b'

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$a = A::create(['key' => 'value']);
$a->isAssoc(); // true

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$a = A::create([]);
$a->isEmpty(); // true

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$a = A::create(['a', 'b', 'c']);
$a = $a->map(function($value) {
    return $value . $value;
});
$a->toArray(); // [0 => 'aa', 1 => 'bb', 2 => 'cc']

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// indexed array behavior
$a = A::create(['a', 'b', 'c']); // create indexed array
$a = $a->merge(['c', 'd']);
$a->toArray(); // [0 => 'a', 1 => 'b', 2 => 'c', 3 => 'c', 4 => 'd']

// assoc array behavior
$b = A::create(['a' => 1, 'b' => 2, 'c' => 99]); // create assoc array
$b = $b->merge(['c' => 3, 'd' => 4]);
$b->toArray(); // ['a' => 1, 'b' => 2, 'c' => 3, 'd' => 4]

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$a = A::create(['a', 'b', 'c']);
$a->offsetExists(2); // true (or use isset($a[2]))
$a->offsetExists(3); // false (or use isset($a[3]))

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$a = A::create(['a', 'b', 'c']);
$a = $a->pad(5, 'z');
$a->toArray(); // [0 => 'a', 1 => 'b', 2 => 'c', 3 => 'z', 4 => 'z']

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$a = A::create(['a', 'b', 'c']);
$a = $a->reduce(function($result, $item) {
    return $result . $item;
}); // 'abc'

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$a = A::create([2 => 'a', 1 => 'b', 3 => 'c']);
$a = $a->reindex();
$a->toArray(); // [0 => 'a', 1 => 'b', 2 => 'c']

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$a = A::create(['a', 'b']);
$a->unshift('y', 'z');
$a->toArray(); // [0 => 'y', 1 => 'z', 2 => 'a', 3 => 'b']