(PHP 7, PHP 8)
IntlChar::getCombiningClass — Get the combining class of a code point
Returns the combining class of the code point.
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}"));
?>以上示例会输出：
int(0) int(1) int(232)