how to split value in a cell

hi...i have variable a() as 1x3 cell..inside this..i have

SAMPLE20130101_1101.txt
SAMPLE20130101_1101.txt
SAMPLE20130101_1101.txt

i need to split this to remove file extension(.txt) and save to a variable as

SAMPLE20130101_1101
SAMPLE20130101_1101
SAMPLE20130101_1101

any help?

Answer 1

[Azzi Abdelmalek]

v={'SAMPLE20130101_1101.txt'
'SAMPLE20130101_1101.txt'
'SAMPLE20130101_1101.txt'}
out=strrep(v,'.txt','')

[sandy]

thanks azzi..it works.. can you help for this problem http://www.mathworks.in/matlabcentral/answers/112458-how-to-filter-files-in-matlab