[Gambas-user] trimming extra spaces from within a string.

[Rolf-Werner Eilert]

So, at least I hold the record for the slowest code :)

Regards
Rolf


Am 10.11.20 um 17:10 schrieb Martin:
> Oliver, you right, your method is faster that others.
> 
> Here I attach an screen shot of profiler and also the sample project for 
> testing.
> 
> Testing using Fast unsafe
> 
> Regards.
> 
> On 10/11/20 16:47, Linus via User wrote:
>> Hi,
>>
>> Just a question, why not just use SPLIT function to split all the text 
>> and next reassemble it by a JOIN
>>
>> Public Sub TrimText(sText As String)
>>
>>   Dim aText As String[]
>>
>>   atext = Split(sText, " ", Chr(140), True)
>>
>>   Print atext.Join(" ")
>>
>> End
>>
>>
>> Too simple maybe
>>
>>
>> Olivier
>>
>>> Le 10 nov. 2020 à 06:45, Rolf-Werner Eilert <rwe-sse at osnanet.de 
>>> <mailto:rwe-sse at osnanet.de>> a écrit :
>>>
>>> Am 10.11.20 um 12:28 schrieb Christof Thalhofer:
>>>> Am 10.11.20 um 11:56 schrieb Rolf-Werner Eilert:
>>>>> Your race was a bit about speed. Using Replace() over and over might be
>>>>> the drawback here, as it will certainly use a loop internally doing 
>>>>> more
>>>>> or less the same as my function does. The same applies to regex, and
>>>>> even heavier.
>>>>>
>>>>> But I agree, the other solutions are more elegant than mine :)
>>>> Currently Brian G holds the price for max speed.
>>>> And yours needs about 1600 ms for one single(!) run* of the bobiba.txt
>>>> on my computer. I think it's one of the slowest. ;-)
>>>> The other ones run the text 500 times in about 2.5 seconds. Your code
>>>> would need about 13 minutes for the same task.
>>>
>>> Wow that's impressive. What is the reason? I would guess that 
>>> compiled C-code is always faster than interpreted code, even if the 
>>> function is more complex.
>>>
>>>> Alles Gute
>>>
>>> Dir auch :)
>>>
>>> Rolf
>>>
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>>
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