Manual:$wgUseExternalDiffEngine

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Miscellaneous settings: $wgUseExternalDiffEngine
Use external C++ diff engine (module wikidiff from the extensions package).
Introduced in version:1.4.0
Removed in version:1.6.0
Allowed values:(boolean)
Default value:false

DetailsEdit

Use external C++ diff engine (module wikidiff from the extensions package).