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(PHP 7, PHP 8)
IntlChar::getCombiningClass — Get the combining class of a code point
$codepoint): ?int
Returns the combining class of the code point.
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}")
Returns the combining class of the character. Returns null on failure.
示例 #1 Testing different code points
<?php
var_dump(IntlChar::getCombiningClass("A"));
var_dump(IntlChar::getCombiningClass("\u{0334}"));
var_dump(IntlChar::getCombiningClass("\u{0358}"));
?>
以上例程会输出：
int(0) int(1) int(232)
