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   1  Symfony Polyfill / Php72
   2  ========================
   3  
   4  This component provides functions added to PHP 7.2 core:
   5  
   6  - [`spl_object_id`](https://php.net/spl_object_id)
   7  - [`stream_isatty`](https://php.net/stream_isatty)
   8  
   9  And also functions added to PHP 7.2 mbstring:
  10  
  11  - [`mb_ord`](https://php.net/mb_ord)
  12  - [`mb_chr`](https://php.net/mb_chr)
  13  - [`mb_scrub`](https://php.net/mb_scrub)
  14  
  15  On Windows only:
  16  
  17  - [`sapi_windows_vt100_support`](https://php.net/sapi_windows_vt100_support)
  18  
  19  Moved to core since 7.2 (was in the optional XML extension earlier):
  20  
  21  - [`utf8_encode`](https://php.net/utf8_encode)
  22  - [`utf8_decode`](https://php.net/utf8_decode)
  23  
  24  Also, it provides constants added to PHP 7.2:
  25  
  26  - [`PHP_FLOAT_*`](https://php.net/reserved.constants#constant.php-float-dig)
  27  - [`PHP_OS_FAMILY`](https://php.net/reserved.constants#constant.php-os-family)
  28  
  29  More information can be found in the
  30  [main Polyfill README](https://github.com/symfony/polyfill/blob/main/README.md).
  31  
  32  License
  33  =======
  34  
  35  This library is released under the [MIT license](LICENSE).