Getting particular feature using expression in PyQGIS

Question

How to get a particular feature using an expression in PyQGIS?

For example, there are 100 houses (with 100 entries in Attributes Table). I want to get only one house with field name ("name"=="John's House") and make get selected that feature in the map view.

Possible duplicate one more time: https://gis.stackexchange.com/questions/131158/how-to-select-features-using-an-expression-with-pyqgis. Please take a few minutes to search the web or GIS Stack Exchange before you ask a question. — Stefan, Mar 15 '19 at 08:20
Possible duplicate of How to select features using an expression with pyqgis? — BBG_GIS, Mar 15 '19 at 10:22

Taras · Accepted Answer · 2022-04-14T19:08:11.747

7

layer = iface.activeLayer()

layer.selectByExpression('"name"=\'John's House\'', QgsVectorLayer.SetSelection)

selection = layer.selectedFeatures()

print(selection)

References:

edited Apr 14 '22 at 19:08

answered Mar 15 '19 at 07:12

Taras

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Getting particular feature using expression in PyQGIS

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