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Returns information on an Ordnance Survey NTF file (volume).
ntf_info = GetNTFInfo(string file_name)
|
Argument |
Contents |
|
file_name |
The path and file name of the NTF file |
An array of information as follows:
|
Element |
Type |
Contents |
|
1 |
String |
Version number |
|
2 |
String |
A code that can be compared among files to indicate whether the volumes are from the same series; a match in the code between files strongly indicates (but does not guarantee) that they are from the same series |
|
3 |
Integer |
The volume sequence number of this file in its series |
|
4 |
Boolean |
"True" if the volume contains the entire dataset (in which case the volume sequence number is 1), or "False" if this is one volume from a multiple-volume series |
ntf_volinfo = GetNTFVolume("c:\datafile.ntf")
// ntf_volinfo = {"2.00, Level 4", "ABCDEFG", 2, "False"}
|
Error Type |
Meaning |
|
Error |
The file is not a valid NTF file |
|
NotFound |
The specified file does not exist |
|
Function |
Summary |
|
Imports features from one or more Ordnance Survey NTF volumes into a geographic file |
|
|
Provides information on a dataset of Ordnance Survey NTF volumes |
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