Manual:$wgDiffEngine

Content handlers and storage: $wgDiffEngine
Specify the difference engine to use.
Introduced in version:1.34.0 (Gerrit change 548763; git #f3058c81)
Removed in version:Still in use
Allowed values:string or null
Default value:null

Details

Specify the difference engine to use.

Supported values:

  • 'external' - Use an external diff engine, which must be specified via $wgExternalDiffEngine
  • 'wikidiff2' - Use the wikidiff2 PHP extension
  • 'php' - PHP implementations included in MediaWiki

The default (null) is to use the first engine that's available.