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Re: Changing variable type [message #93851 is a reply to message #93218]

Sun, 06 November 2016 00:40

876.sabri
Messages: 2
Registered: November 2016

Junior Member

On Monday, May 16, 2016 at 3:13:54 PM UTC+4:30, Mats Löfdahl wrote:
> 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

Hi
I want to make a ps and plot with data.dbl format dataes from PLUTO code
I typed
set_plot,'x'
filename='fig1.png'
display,x1=x1,x2=x2,vx2
write_png,filename,tvrd()
pload
pload,0,/silent
loadct,5,/silent
END
run this and I have a png without any pictures
error: Display: image is not valid

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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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