Online PHP editor | rfc for 8Y32J

@ 2017-06-22T14:21:16Z

<?php


    final class NonUtfToUtfOffset
    {
        /** @var int[] */
        private $utfMap = [];
    
        public function __construct(string $content)
        {
            $contentLength = mb_strlen($content);
    
            for ($offset = 0; $offset < $contentLength; $offset ++) {
                $char = mb_substr($content, $offset, 1);
                $nonUtfLength = strlen($char);
    
                for ($charOffset = 0; $charOffset < $nonUtfLength; $charOffset ++) {
                    $this->utfMap[] = $offset;
                }
            }
        }
    
        public function convertOffset(int $nonUtfOffset): int
        {
            return $this->utfMap[$nonUtfOffset];
        }
    }

    $content = 'aą bać d';
    $offsetConverter = new NonUtfToUtfOffset($content);

    preg_match_all('#(bać)#ui', $content, $m, PREG_OFFSET_CAPTURE);

    foreach ($m[1] as [$word, $offset]) {
        echo "bad: " . mb_substr($content, $offset, mb_strlen($word))."\n";
        echo "good: " . mb_substr($content, $offsetConverter->convertOffset($offset), mb_strlen($word))."\n";
    }

Output for git.master, git.master_jit, rfc.property-hooks: bad: ać good: bać

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

preferences:dark modelive preview