(PHP 7, PHP 8)
IntlChar::isMirrored — Check if code point has the Bidi_Mirrored property
$codepoint): ?boolDetermines whether the code point has the Bidi_Mirrored property.
This property is set for characters that are commonly used in Right-To-Left contexts and need to be displayed with a "mirrored" glyph.
codepointLa valeur codepoint de type entier
(i.e. 0x2603 pour U+2603 SNOWMAN), ou le caractère encodé en UTF-8 de type chaîne de caractères
(i.e. "\u{2603}")
   Returns true if
   codepoint has the Bidi_Mirrored property, false if not. Returns null on failure.
  
Exemple #1 Test de différents codepoint
<?php
var_dump(IntlChar::isMirrored("A"));
var_dump(IntlChar::isMirrored("<"));
var_dump(IntlChar::isMirrored("("));
?>
L'exemple ci-dessus va afficher :
bool(false) bool(true) bool(true)
IntlChar::PROPERTY_BIDI_MIRRORED