>> idc = strfind(file,'bore'); % search for 'bore' in all cells.
>> idx = ~cellfun('isempty',idc) % logical index, which cells contain 'bore'.
idx =
1
0
0
0
0
0
0
0
0
0
0
0
We can clearly see that the string in the first cell contains the pattern 'bore'. The indices in the cell array idc tell you where in the string/s that pattern was found.
