Manual:$wgSearchHighlightBoundaries

Search: $wgSearchHighlightBoundaries
Regexp to match word boundaries
Introduced in version:1.13.0 (r34210)
Removed in version:still in use
Allowed values:(regex string)
Default value:(see below)

Details edit

Regexp to match word boundaries, defaults for non-CJK languages should be empty for CJK since the words are not separate.

Default value edit

MediaWiki version:
1.39
$wgSearchHighlightBoundaries = '[\\p{Z}\\p{P}\\p{C}]';
MediaWiki versions:
1.18 – 1.38
$wgSearchHighlightBoundaries = '[\p{Z}\p{P}\p{C}]';
MediaWiki versions:
1.13 – 1.17
$wgSearchHighlightBoundaries = version_compare("5.1", PHP_VERSION, "<")? '[\p{Z}\p{P}\p{C}]'
	: '[ ,.;:!?~!@#$%\^&*\(\)+=\-\\|\[\]"\'<>\n\r\/{}]'; // PHP 5.0 workaround