Php/docs/intlchar.ord

• PHP Manual
• IntlChar
• Return Unicode code point value of character

IntlChar::ord

(PHP 7)

IntlChar::ord — Return Unicode code point value of character

说明

public static IntlChar::ord ( mixed $character ) : int

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

<?phpvar_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() - 转换字符串第一个字节为 0-255 之间的值