Last modified January 19, 2010
Print all topics in : "Properties and Methods"
This topic was updated for 9.3.1.
Determines the existence of the specified data object
Tests for the existence of feature classes, shapefiles, datasets, geodatabases, layers, tables, workspaces, or files in the current workspace or specified location. If the element exists, a value of true is returned.
|object||The instantiated geoprocessing object|
|InputValue||The name, path, or both, of the feature class, dataset, shapefile, geodatabase, layer, table, workspace, or file whose existence is being tested|
import arcgisscripting gp = arcgisscripting.create(9.3) gp.Workspace = "D:/St_Johns/data.mdb" # Clip roads feature class if it exists. # fc = "D:/St_Johns/data.mdb/roads" if gp.Exists(fc): gp.clip_analysis(fc, "urban_area", "urban_roads)