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Developer Documentation |
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SUMMARY: fields | routine DETAILS: routine | ||||||||||
./toolbox select_data.pro
select_data |
function select_data(io_object, [count=variable], [_EXTRA=extra keywords]) |
Select data from the given io object and return the array of matching indices.
Data can be selected based on entries in the index file, such as source name, polarization type, IF number, etc. For a complete list of eligible parameters use the procedure listcols
See the discussion on "Select" in the User's Guide for a summary of selection syntax.
The selection criteria are ultimately passed to the io class's search_index via the _EXTRA parameter.
Parameters | |
io_object |
The io object on which the selection is performed |
Keywords | |
count |
The number of matches found. |
_EXTRA |
These are the selection parameters. |