PHP code example of yiisoft / strings

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

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

    

yiisoft / strings example snippets

echo \Yiisoft\Strings\StringHelper::countWords('Strings are cool!'); // 3

echo \Yiisoft\Strings\NumericHelper::toOrdinal(3); // 3rd

echo (new \Yiisoft\Strings\Inflector())
    ->withoutIntl()
    ->toSlug('Strings are cool!'); // strings-are-cool

use \Yiisoft\Strings\WildcardPattern;

$startsWithTest = new WildcardPattern('test*');
if ($startsWithTest->match('testIfThisIsTrue')) {
    echo 'It starts with "test"!';
}

use \Yiisoft\Strings\WildcardPattern;

$startsWithTest = new WildcardPattern('test*');
if ($startsWithTest
    ->ignoreCase()
    ->match('tEStIfThisIsTrue')) {
    echo 'It starts with "test"!';
}

use \Yiisoft\Strings\CombinedRegexp;

$patterns = [
    'first',
    'second',
    '^a\d$',
];
$regexp = new CombinedRegexp($patterns, 'i');
$regexp->matches('a5'); // true – matches the third pattern
$regexp->matches('A5'); // true – matches the third pattern because of `i` flag that is applied to all regular expressions
$regexp->getMatchingPattern('a5'); // '^a\d$' – the pattern that matched
$regexp->getMatchingPatternPosition('a5'); // 2 – the index of the pattern in the array
$regexp->getCompiledPattern(); // '~(?|first|second()|^a\d$()())~'

use \Yiisoft\Strings\CombinedRegexp;
use \Yiisoft\Strings\MemoizedCombinedRegexp;

$patterns = [
    'first',
    'second',
    '^a\d$',
];
$regexp = new MemoizedCombinedRegexp(new CombinedRegexp($patterns, 'i'));
$regexp->matches('a5'); // Fires `preg_match` inside the `CombinedRegexp`.
$regexp->matches('first'); // Fires `preg_match` inside the `CombinedRegexp`.
$regexp->matches('a5'); // Does not fire `preg_match` inside the `CombinedRegexp` because the result is cached.
$regexp->getMatchingPattern('a5'); // The result is cached so no `preg_match` is fired.
$regexp->getMatchingPatternPosition('a5'); // The result is cached so no `preg_match` is fired.

// The following code fires only once matching mechanism.
if ($regexp->matches('second')) {
    echo sprintf(
        'Matched the pattern "%s" which is on the position "%s" in the expressions list.',
        $regexp->getMatchingPattern('second'),
        $regexp->getMatchingPatternPosition('second'),
    );
}