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Re: Changing variable type [message #93277 is a reply to message #93233]

Sat, 28 May 2016 19:03

andrewcool777
Messages: 27
Registered: November 2012

Junior Member

On Tuesday, 17 May 2016 01:49:20 UTC+9:30, Mats Löfdahl wrote:
> Den måndag 16 maj 2016 kl. 17:36:18 UTC+2 skrev alx:
>> Le lundi 16 mai 2016 12:43:54 UTC+2, Mats Löfdahl a écrit :
>>> Is there a way in IDL to change the type of an array, specifically a 16-bit integer into a 16 bit unsigned integer?
>>>
>>> No, I do not mean b = uint(a). This makes a new array and keeps the values. I want to change the variable type of the existing array (from 2 to 12), so the bit values are interpreted differently. Is this possible?
>>>
>>> /Mats
>>
>> Would not a = uint(a,0,Size(a, /DIM)) do what you want ("the bit values are interpreted differently") ?
>> alx.
>
> Right, I was confused there. But the main thing was not having to create a new variable.

IDL> b=2
IDL> a=temporary(b)
IDL> help,a
A INT = 2
IDL> help,b
B UNDEFINED = <Undefined>

Andrew

a=temporary(b)

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[Message index]

		Changing variable type By: Mats Löfdahl on Mon, 16 May 2016 03:43
		Re: Changing variable type By: Helder Marchetto on Mon, 16 May 2016 04:31
		Re: Changing variable type By: Helder Marchetto on Mon, 16 May 2016 04:34
		Re: Changing variable type By: Mats Löfdahl on Mon, 16 May 2016 05:19
		Re: Changing variable type By: Helder Marchetto on Mon, 16 May 2016 05:37
		Re: Changing variable type By: Mats Löfdahl on Mon, 16 May 2016 05:51
		Re: Changing variable type By: Mats Löfdahl on Mon, 16 May 2016 06:05
		Re: Changing variable type By: Helder Marchetto on Mon, 16 May 2016 06:12
		Re: Changing variable type By: lecacheux.alain on Mon, 16 May 2016 08:36
		Re: Changing variable type By: Mats Löfdahl on Mon, 16 May 2016 09:19
		Re: Changing variable type By: andrewcool777 on Sat, 28 May 2016 19:03
		Re: Changing variable type By: 876.sabri on Sun, 06 November 2016 00:40
		Re: Changing variable type By: 876.sabri on Mon, 07 November 2016 00:01

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