PHP code example of star / specification

1. Go to this page and download the library: Download star/specification 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/ */

star / specification example snippets


$data = [
    [
        'id' => 1,
        'name' => 'Joe',
        'active' => false,
    ],
    [
        'id' => 2,
        'name' => 'Jane',
        'active' => true,
    ],
    [
        'id' => 3,
        'name' => 'Jack',
        'active' => true,
    ],
];
$result = ArrayResult::fromRowsOfMixed(...$data);
$items = $result->fetchAll(EqualsTo::fromBoolean('alias', 'active', true));
echo $items->count(); // 2
echo $items->getValue(0, 'name')->toInteger(); // Jane
echo $items->getValue(1, 'name')->toInteger(); // Jack


$data = [
    [
        'id' => 1,
        'name' => 'Joe',
        'active' => false,
    ],
    [
        'id' => 2,
        'name' => 'Jane',
        'active' => true,
    ],
    [
        'id' => 3,
        'name' => 'Jack',
        'active' => true,
    ],
];
$result = ArrayResult::fromRowsOfMixed(...$data);
$row = $result->fetchOne(EqualsTo::booleanValue('alias', 'active', false));
echo $row->count(); // 1
echo $row->getValue('name')->toInteger(); // Joe


$data = [
    [
        'id' => 1,
        'name' => 'Joe',
        'active' => false,
    ],
    [
        'id' => 2,
        'name' => 'Jane',
        'active' => true,
    ],
    [
        'id' => 3,
        'name' => 'Jack',
        'active' => true,
    ],
];
$result = ArrayResult::fromRowsOfMixed(...$data);
echo $result->exists(EqualsTo::stringValue('alias', 'name', 'Joe')); // true
echo $result->exists(EqualsTo::stringValue('alias', 'name', 'Not found')); // false


EqualsTo::stringValue('alias', 'name', 'Joe');


Between::integers('alias', 'age', 18, 40);
Between::dates('alias', 'published_at', new \DateTime('1900-01-01'), new \DateTime('2000-01-01 12:34:56'));


Contains::string('alias', 'name', 'Joe');


EndsWith::string('alias', 'name', 'Joe');


Greater::thanInteger('alias', 'age', 18);
Greater::thanDate('alias', 'born_at', new \DateTime('2000-01-01'));


GreaterEquals::thanInteger('alias', 'age', 18);
GreaterEquals::thanDate('alias', 'born_at', new \DateTime('2000-01-01'));


InArray::ofIntegers('alias', 'age', 18, 20, 34); // would return items with age 18, 20 or 34.


new IsEmpty('alias', 'name');


new IsNot(Lower::thanInteger('alias', 'age', 18)); // would return items with age >= 19.


new IsNull('alias', 'age');


Lower::thanInteger('alias', 'age', 18);
Lower::thanDate('alias', 'age', new \DateTime('2000-01-01'));


LowerEquals::thanInteger('alias', 'age', 18);
LowerEquals::thanDate('alias', 'age', new \DateTime('2000-01-01'));


StartsWith::string('alias', 'name', 'Joe');


// equivalent to "name = 'Joe' AND active = true"
new AndX(
    EqualsTo::stringValue('alias', 'name', 'Joe'),
    EqualsTo::booleanValue('alias', 'active', true),
);

// equivalent to "name = 'Joe' OR active = true"
new OrX(
    EqualsTo::stringValue('alias', 'name', 'Joe'),
    EqualsTo::booleanValue('alias', 'active', true),
);


new AndX(
    OrderBy::desc('alias', 'is_active'),
    OrderBy::asc('alias', 'age'),
    OrderBy::desc('alias', 'name'),
);
new OrX(
    OrderBy::desc('alias', 'is_active'),
    OrderBy::asc('alias', 'age'),
    OrderBy::desc('alias', 'name'),
);