IntlChar::totitle
(PHP 7, PHP 8)
IntlChar::totitle — Make Unicode character titlecase
Description
public static IntlChar::totitle(int|string
$codepoint): int|string|nullThe given character is mapped to its titlecase equivalent. If the character has no titlecase equivalent, the original character itself is returned.
Parameters
-
codepoint -
The int codepoint value (e.g.
0x2603for U+2603 SNOWMAN), or the character encoded as a UTF-8 string (e.g."\u")
Return Values
Returns the Simple_Titlecase_Mapping of the code point, if any;
otherwise the code point itself. Returns null on failure.
The return type is int unless the code point was passed as a UTF-8 string, in which case a string is returned. Returns null on failure.
Examples
Example #1 Testing different code points
<?php
var_dump(IntlChar::totitle("A"));
var_dump(IntlChar::totitle("a"));
var_dump(IntlChar::totitle("Φ"));
var_dump(IntlChar::totitle("φ"));
var_dump(IntlChar::totitle("1"));
var_dump(IntlChar::totitle(ord("A")));
var_dump(IntlChar::totitle(ord("a")));
?>
The above example will output:
string(1) "A" string(1) "A" string(2) "Φ" string(2) "Φ" string(1) "1" int(65) int(65)
See Also
- IntlChar::tolower() - Make Unicode character lowercase
- IntlChar::toupper() - Make Unicode character uppercase
- mb_convert_case() - Perform case folding on a string
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