IntlChar::chr
(PHP 7, PHP 8)
IntlChar::chr — Return Unicode character by code point value
说明
public static IntlChar::chr(int|string
$codepoint): ?stringReturns a string containing the character specified by the Unicode code point value.
This function complements IntlChar::ord().
参数
-
codepoint -
The int codepoint value (e.g.
0x2603for U+2603 SNOWMAN), or the character encoded as a UTF-8 string (e.g."\u{2603}")
返回值
A string containing the single character specified by the Unicode code point value, or null on failure.
范例
示例 #1 Testing different code points
<?php
$values = ["A", 63, 123, 9731];
foreach ($values as $value) {
var_dump(IntlChar::chr($value));
}
?>
以上例程会输出：
string(1) "A"
string(1) "?"
string(1) "{"
string(3) "☃"
参见
- IntlChar::ord() - Return Unicode code point value of character
- mb_chr() - Return character by Unicode code point value
- chr() - 返回指定的字符
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