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Re: Calling vectors in readcol from a string array? [message #85126 is a reply to message #85125]

Mon, 08 July 2013 14:24

pslough93
Messages: 2
Registered: July 2013

Junior Member

On Monday, July 8, 2013 3:51:22 PM UTC-5, wlandsman wrote:
> On Monday, July 8, 2013 12:37:17 PM UTC-4, pslo...@gmail.com wrote:
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>>
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>> I have tried using the execute command (i.e. execute('readcol,' + spreadsheets[I] + ',' + vectorname1[I] + ',' ...) but IDL returns an error when it encounters the additional quotes in the format keyword.
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> I'm not sure I completely understand the question but here's a try.
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> Use double quotes for the format keyword so it won't be confused with the single quotes used for EXECUTE().
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> While you should be able to use EXECUTE(), it might be better to use SCOPE_VARFETCH() to create a new variable given its string name. The little program below prompts the user to create a variable name, and then assigns the output of READCOL into that named variable.
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> pro test
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> ;Ask user to supply a variable name
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> vectorname = ''
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> read,'Enter Vector name: ',vectorname
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> ; Use READCOL to read into a temporary variable
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> readcol,'test.dat',temp
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> ;Assign temporary variable to user-supplied variable name
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> (scope_varfetch(vectorname,/enter)) = temporary(temp)
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> return
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> end

Thanks for alerting me to the double quotes thing. Using execute now works as intended.

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[Message index]

		Calling vectors in readcol from a string array? By: pslough93 on Mon, 08 July 2013 09:37
		Re: Calling vectors in readcol from a string array? By: wlandsman on Mon, 08 July 2013 13:51
		Re: Calling vectors in readcol from a string array? By: pslough93 on Mon, 08 July 2013 14:24
		Re: Calling vectors in readcol from a string array? By: Rob Klooster on Mon, 08 July 2013 23:43

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