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Re: how can I read many columns and rows [message #92937 is a reply to message #92933] Wed, 30 March 2016 13:28 Go to previous messageGo to previous message
Fabzi is currently offline  Fabzi
Messages: 305
Registered: July 2010
Senior Member
On 03/30/2016 04:25 PM, Ali Gamal wrote:
> OK, If I want to make operations on specific column how can I do it

You are lucky, IDL is an array programming language! For example, you
can do:

out = column1 * column1 + column2
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