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@ 2020-09-20T01:16:33Z

<?php

function printCharMostRepeated($str)
{
    if (!empty($str))
    {
        $max = 0;
        foreach (count_chars($str, 1) as $key => $val)
            if ($max < $val) {
                $max = $val;
                $i = 0;
                unset($letter);
                $letter[$i++] = chr($key);
            } else if ($max == $val)
                $letter[$i++] = chr($key);
        if (count($letter) === 1)
            echo 'The character the most repeated is "'.$letter[0].'"';
        else if (count($letter) > 1) {
            echo 'The characters the most repeated are : ';
            $count = count($letter);
            foreach ($letter as $key => $value) {
                echo '"'.$value.'"';
                echo ($key === $count - 1) ? '.': ', ';
            }
        }
    } else
        echo 'value passed to '.__FUNCTION__.' can\'t be empty';
}

$str  = 'ddaabbccccsdfefffffqqqqqqdddaaa';
printCharMostRepeated($str);

Output for git.master, git.master_jit, rfc.property-hooks: The characters the most repeated are : "d", "f", "q".

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2022-12-01 RFC: Property hooks - included in PHP 8.4
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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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

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