PHP code example of jlaswell / assert-php

1. Go to this page and download the library: Download jlaswell/assert-php 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/ */

jlaswell / assert-php example snippets


// assert that the size of the $records array is greater than zero
Assert::that('array' === gettype($records));
Assert::that(sizeof($records) > 0);


public function fill(array $values): array
{
    Assert::that(sizeof($values) > 0);
    Assert::that(sizeof($values) === sizeof(array_filter($values, fn ($value) => is_int($value))));

    // logic can now perform on an array with values of integers
}

/**
 * @param Contact[] $contacts
 */
public function save(array $contacts): int
{
    foreach ($contacts as $contact) {
        Assert::that($contact->isValid());
        Assert::that(null === $contact->id);
    }

    // logic can now perform on an array of valid Contacts without a record id
}




use Jlaswell/Assert/Assert;

Assert::that('this' !== 'that');
Assert::isTrue(true);
Assert::isFalse(false);