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Creating function in function editor in QGIS


Weighted values of field in QGISHow to define a custom function that returns value of a field in an unsaved formReplace non-ASCII characters in QGIS Field CalculatorHow to input python code for custom field edit method in QGIS 2.16? -or - Where is “init function”?How to change attribute value in drop down list with constraint and/or Function Editor in QGIS?Difference between running a script in console and from editorConverting @layer_name tokens into Shapefile Attributes (Columns/Rows) using QGIS Expression Editor?Creating an aggregate function filtered by entry valueUpdate/change/commit an attribute/a field value “on the fly” in QGIS 3Weighted values of field in QGISSum of values grouped by owner













2















After my previous question Weighted values of field in QGIS, I successfully adapted the following formula in Expression dialogue



"Value" / (sum("Value") / (count(CASE WHEN "Value" >= 1 THEN +1 END))).



In QGIS in the Attribute Table, there are many fields with values for which I count using this formula.



However, I don't want to repeat all long action and therefore I need to create a function in the Function editor. How can I implement this?










share|improve this question





























    2















    After my previous question Weighted values of field in QGIS, I successfully adapted the following formula in Expression dialogue



    "Value" / (sum("Value") / (count(CASE WHEN "Value" >= 1 THEN +1 END))).



    In QGIS in the Attribute Table, there are many fields with values for which I count using this formula.



    However, I don't want to repeat all long action and therefore I need to create a function in the Function editor. How can I implement this?










    share|improve this question



























      2












      2








      2








      After my previous question Weighted values of field in QGIS, I successfully adapted the following formula in Expression dialogue



      "Value" / (sum("Value") / (count(CASE WHEN "Value" >= 1 THEN +1 END))).



      In QGIS in the Attribute Table, there are many fields with values for which I count using this formula.



      However, I don't want to repeat all long action and therefore I need to create a function in the Function editor. How can I implement this?










      share|improve this question
















      After my previous question Weighted values of field in QGIS, I successfully adapted the following formula in Expression dialogue



      "Value" / (sum("Value") / (count(CASE WHEN "Value" >= 1 THEN +1 END))).



      In QGIS in the Attribute Table, there are many fields with values for which I count using this formula.



      However, I don't want to repeat all long action and therefore I need to create a function in the Function editor. How can I implement this?







      qgis python function






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited 13 mins ago









      Taras

      2,1002624




      2,1002624










      asked Nov 18 '18 at 7:17









      Екатерина УвароваЕкатерина Уварова

      242




      242






















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