ArcGIS operation: batch modify attribute table

Through arcgis In data processing , Sometimes it is necessary to repeatedly modify a field in the attribute table of a layer in batches , At this time, simply opening the editor to edit and modify the attribute table alone can no longer meet the needs of massive data , At this time, you need to modify the field attributes through batch processing

Using tools : Select tools by attributes and Field calculator
The basic idea : Filter out the data to be modified according to the conditions through attribute selection , Then modify the selected data through the field calculator

Case study : In the attribute table name Fill in the blank data ’ No data ’ Field of
Open the property sheet , as follows :

Select the blank data by the attribute selection tool

Modify the selected data through the field calculator , Change the data batch to " No data "
Select the entire column of fields

Right click the selected field calculator

Open the field counter , Input no data ( String should be enclosed in double quotation marks )

Click ok , View results , The selected data has been modified in batch