https://issues.qgis.org/https://issues.qgis.org/favicon.ico2018-09-11T04:41:51ZQGIS Issue TrackingQGIS Application - Bug report #19816: Parameter label "Expression" is not meaningfulhttps://issues.qgis.org/issues/19816?journal_id=927242018-09-11T04:41:51ZNyall Dawson
<ul></ul><p>Looks like it's evaluated and used as either the "number of points" or "density of points".</p>
<p>This is unfortunate -- I wish we'd caught this before 3.0. That parameter should be replaced by a normal "numeric" parameter, with a data-defined control for entering expressions.</p>