GetGdalVectorInfo()

Summary

Get information

Syntax

rslt = GetGdalVectorInfo(string filename)

Argument	Contents
filename	The full path to the Gdal Vector File

Returns

An array of info elements:

Element	Type	Contents
Version	numeric	The Gdal Vector File Version
Extent	array	Four reals defining the South latitude, West longitude, North latitude and East longitude
Type	string	The type of geographic entity: Point, Line, Area
Point Layers	array	The list of all the point layers in the vector file

Notes

The supported file types include JSON files with extensions as JSON and GeoJSON - a plain text format for vector layers, ArcGIS File Geodatabases with the extension .gdb
FlatGeobuf files with the extension .fgb

Example

file= "C:\\My Layers\\\\My Point Layer.geojson"
 info = GetGdalVectorInfo(res)
/*
info = {
 { "Version", 0 },
 { "Extent", { -106.6514, 39.101022, -103.75444, 40.794544 } },
 { "Type", "Point" },
 { "Point Layers", { "My Customers Layer" } },
 { "Point Counts", { 4509 } },
 { "Point Projection WKTs", { "GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]], AUTHORITY["EPSG","6326"]], PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AXIS["Latitude",NORTH],AXIS["Longitude",EAST],AUTHORITY["EPSG","4326"]]" } },
 { "Fields", { "ID", "Customer ID", "Customer Name", "Street Address", "City", "State", "ZIP Code", "QTR1 Sales", "QTR2 Sales", "Territory", "Geocoding Precision" } } }
 */

Error Codes

Error Type	Meaning
Error	The input file does not exist or is invalid.

Function	Summary
AddGdalVectorLayerToWorkspace()	Adds a Gdal Vector Layer to the workspace
AddGdalVectorLayer()	Adds a Gdal Vector Layer to a map

GetGdalVectorInfo()

Summary

Syntax

Notes

Example

Error Codes

See Also