IntlChar::isMirrored
(PHP 7, PHP 8)
IntlChar::isMirrored — Check if code point has the Bidi_Mirrored property
说明
public static IntlChar::isMirrored(int|string
$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.
参数
-
codepoint
-
The int codepoint value (e.g.
0x2603
for U+2603 SNOWMAN), or the character encoded as a UTF-8 string (e.g."\u{2603}"
)
返回值
Returns true
if
codepoint
has the Bidi_Mirrored property, false
if not. Returns null
on failure.
范例
示例 #1 Testing different code points
<?php
var_dump(IntlChar::isMirrored("A"));
var_dump(IntlChar::isMirrored("<"));
var_dump(IntlChar::isMirrored("("));
?>
以上例程会输出:
bool(false) bool(true) bool(true)
参见
- IntlChar::charMirror() - Get the "mirror-image" character for a code point
IntlChar::PROPERTY_BIDI_MIRRORED

User Contributed Notes
There are no user contributed notes for this page.