PHP 8.4.0 RC2 available for testing

IntlChar::totitle

(PHP 7, PHP 8)

IntlChar::totitleMake Unicode character titlecase

说明

public static IntlChar::totitle(int|string $codepoint): int|string|null

The given character is mapped to its titlecase equivalent. If the character has no titlecase equivalent, the original character itself is returned.

参数

codepoint

The int codepoint value (e.g. 0x2603 for U+2603 SNOWMAN), or the character encoded as a UTF-8 string (e.g. "\u{2603}")

返回值

Returns the Simple_Titlecase_Mapping of the code point, if any; otherwise the code point itself. Returns null on failure.

返回类型是 int,如果代码点作为 UTF-8 string 传递,则会返回 string 。失败时返回 null

示例

示例 #1 Testing different code points

<?php
var_dump
(IntlChar::totitle("DŽ"));
var_dump(IntlChar::totitle("dž"));
var_dump(IntlChar::totitle("Φ"));
var_dump(IntlChar::totitle("φ"));
var_dump(IntlChar::totitle("1"));
var_dump(IntlChar::totitle("ᾳ");
var_dump(IntlChar::totitle(ord("A")));
?>

以上示例会输出:

string(1) "Dž"
string(1) "Dž"
string(2) "Φ"
string(2) "φ"
string(1) "1"
string(1) "ᾼ"
int(65)

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