<?php
 
error_reporting(-1);
mb_internal_encoding('utf-8');
 
$text = "ну что.      не смотрел еще black mesa.я собирался скачать  ,но все как-то некогда было.";
	$qq = '/[.]/u';
	 $text = preg_split($qq, $text, -1, PREG_SPLIT_NO_EMPTY);
 
	 function makeFirstLetterUppercase($text) {
foreach ($text as &$value) {
    	$value = ucfirst($value);
    	unset($value);
    }
var_dump($text);
}
makeFirstLetterUppercase($text);
 
?>

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