D25092.1736695659.diff
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	diff --git a/src/utils/utf8.php b/src/utils/utf8.php
	--- a/src/utils/utf8.php
	+++ b/src/utils/utf8.php
	@@ -289,7 +289,14 @@
	*/
	function phutil_utf8_strlen($string) {
	if (function_exists('utf8_decode')) {
	- return strlen(utf8_decode($string));
	+ // historically, this was just a call to strlen(utf8_decode())
	+ // but, since PHP 8.2 that function is deprecated, so this is
	+ // the current equivalent.
	+ // TODO: probably we can just adopt mb_strlen($string, 'ISO-8859-1')
	+ // but I'm not bold enough to change this so deeply in this phase,
	+ // where my goal was just to fix PHP 8.2.
	+ // https://we.phorge.it/T15188
	+ return strlen(mb_convert_encoding($string, 'ISO-8859-1'));
	}
	return count(phutil_utf8v($string));
	}