(PHP 7, PHP 8)
IntlChar::ord — Return Unicode code point value of character
$character): ?intReturns the Unicode code point value of the given character.
This function complements IntlChar::chr().
characterThe 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 Unicode code point value as an integer.
示例 #1 Testing different code points
<?php
var_dump(IntlChar::ord("A"));
var_dump(IntlChar::ord(" "));
var_dump(IntlChar::ord("\u{2603}"));
?>以上示例会输出：
int(65) int(32) int(9731)