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  1. <?php
  2.  
  3. error_reporting(-1);
  4. mb_internal_encoding('utf-8');
  5.  
  6. $text = "ну что.      не смотрел еще black mesa.я собирался скачать  ,но все как-то некогда было.";
  7. // Для тестов
  8. $text1 = "roses are red,and violets are blue.whatever you do i'll keep it for you.";
  9. $text2 = 'привет.есть 2 функции,preg_split и explode ,не понимаю,в чем между ними разница.';
  10. function makeFirstLetterUppercase($text) {
  11.     $sent = preg_split("/\\./", $text, 0, PREG_SPLIT_NO_EMPTY);
  12.     foreach ($sent as $number => $sentence) {
  13.     	$newSentence = preg_replace("/\\s*([,!?])\\s?/u", "$1 ", $sentence); //знаки препинания
  14.     	$newSentence = preg_replace("/\\s{2,}/u", ' ', $newSentence); //повторяющийся пробел
  15.     	if ($number != 0 && mb_substr($newSentence, 0, 1) != " ") {
  16.     		$newSentence = " " . $newSentence;
  17.     	}
  18.     	if ($number == 0) {
  19.     		$firstLeter = mb_strtoupper(mb_substr($newSentence, 0,1));
  20.     	} else {
  21.     		$firstLeter = mb_strtoupper(mb_substr($newSentence, 1,1));
  22.     	}
  23.     	$newSentence = preg_replace("/^\\s?[а-яa-z]/u", "{$firstLeter}", $newSentence);
  24.     	if ($number != 0 && mb_substr($newSentence, 0, 1) != " ") {
  25.     		$newSentence = " " . $newSentence;
  26.     	}
  27.     	$newText = $newText . $newSentence . ".";
  28.     }
  29.     return $newText;
  30. }
  31. $newText = makeFirstLetterUppercase($text);
  32. echo "{$newText}\n";
  33. $newText = makeFirstLetterUppercase($text1);
  34. echo "{$newText}\n";
  35. $newText = makeFirstLetterUppercase($text2);
  36. echo "{$newText}\n";
Success #stdin #stdout #stderr 0.04s 52480KB
comments (?)
stdin
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Standard input is empty
stdout
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Ну что. Не смотрел еще black mesa. Я собирался скачать, но все как-то некогда было.
Roses are red, and violets are blue. Whatever you do i'll keep it for you.
Привет. Есть 2 функции, preg_split и explode, не понимаю, в чем между ними разница.
stderr
copy 
PHP Notice:  Undefined variable: newText in /home/YqnRMk/prog.php on line 27
PHP Notice:  Undefined variable: newText in /home/YqnRMk/prog.php on line 27
PHP Notice:  Undefined variable: newText in /home/YqnRMk/prog.php on line 27
https://ideone.com/FNT12r
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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