文字
IntlChar::ord
(PHP 7)
IntlChar::ord — Return Unicode code point value of character
说明
public static int IntlChar::ord
( mixed
$character
)Returns the Unicode code point value of the given character.
This function compliments IntlChar::chr() .
参数
-
character -
A Unicode character.
返回值
Returns the Unicode code point value as an integer.
范例
Example #1 Testing different code points
<?php
var_dump ( IntlChar :: ord ( "A" ));
var_dump ( IntlChar :: ord ( " " ));
var_dump ( IntlChar :: ord ( "\u{2603}" ));
?> 以上例程会输出：
int(65) int(32) int(9731)
参见
- IntlChar::isalnum() - Check if code point is an alphanumeric character
- IntlChar::isdigit() - Check if code point is a digit character
- IntlChar::chr() - Return Unicode character by code point value
- ord() - 返回字符的 ASCII 码值