toolbox_Calculate

ET GeoWizards Toolbox

Calculate

Calculates some spatial characteristics of the shapes. The results are added in new fields in the attribute table of the original dataset.

Note: For more flexible Area or Length calculations see Calculate Area and Calculate Length tools

Command line syntax

Parameters

Expression	Explanation
<input_dataset>	A feature class or feature layer.
<Area \| Length \| XYStart \| XYEnd \| XYMiddle \| XYCenter \| XYLabel \| XY \| Z \| M>	Calculate Task. A String - defines the calculation to be performed Area - the area of polygons in the units of the spatial reference of the dataset - Polygon datasets Length - the length of polylines or the perimeter of polygons in the units of the spatial reference of the dataset - Polygon or Polyline datasets/ XYStart - the coordinates of the start point of polylines or polygons - Polygon or Polyline datasets. XYStart - the coordinates of the end point of polylines or polygons - Polygon or Polyline datasets. XYMiddle - the coordinates of the middle point of polylines - Polyline datasets. XYCentre - the coordinates of the centroid of polygons - Polygon datasets. XYLabel - the coordinates of the label points of polygons - Polygon datasets. XY - the coordinates of points - Point dataset Z - the Z value of points - PointZ dataset M - the M value of points - PointZ dataset

Expression

Explanation

<input_dataset>

A feature class or feature layer.

Calculate Task. A String - defines the calculation to be performed

Area - the area of polygons in the units of the spatial reference of the dataset - Polygon datasets
Length - the length of polylines or the perimeter of polygons in the units of the spatial reference of the dataset - Polygon or Polyline datasets/
XYStart - the coordinates of the start point of polylines or polygons - Polygon or Polyline datasets.
XYStart - the coordinates of the end point of polylines or polygons - Polygon or Polyline datasets.
XYMiddle - the coordinates of the middle point of polylines - Polyline datasets.
XYCentre - the coordinates of the centroid of polygons - Polygon datasets.
XYLabel - the coordinates of the label points of polygons - Polygon datasets.
XY - the coordinates of points - Point dataset
Z - the Z value of points - PointZ dataset
M - the M value of points - PointZ dataset

Scripting syntax

ET_GPCalculate (input_dataset, calc_task)

See the explanations above:
<> - required parameter
{} - optional parameter