Help for data in txt file

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Ferial Assmani
Ferial Assmani 2016-3-24
编辑： Stephen23 2016-3-26
Hy all, i have a txt file in which i stock some integers in brute manner, i need to create a copy of this file but i stock my integer in decrase order with no repitition, forme example: A.txt
2
3
3
1
B.txt
1
2
3
Please healpe my

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Azzi Abdelmalek
Azzi Abdelmalek 2016-3-24
编辑：Azzi Abdelmalek 2016-3-24
use unique function
b=[2;3;3;1]
a=unique(b)
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Azzi Abdelmalek
Azzi Abdelmalek 2016-3-26
yes, but if you want to use unique function without sorting
c=unique(b,'stable')
Stephen23
Stephen23 2016-3-26
编辑：Stephen23 2016-3-26
@Ferial Assmani: The output of unique is sorted by default, as the documentation clearly states.

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