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Here the pattern is '*.jar', you could pass in any pattern.
Another, maybe nicer way to do this is
You could replace sed with tr
There are 7 alternatives - vote for the best!
If you can do better, submit your command here.
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Why not use the -c flag of du? It displays the total sum.
find . -iname '*.jar' | xargs du -kc | tail -1Also, if there are possibly spaces or other nasty characters in file names, make sure to use -print0 with the find command (and the -0 flag to xargs, of course).
inof, yours doesn't work because there are multiple "totals" lines.
find . -iname '*.c' | xargs du -kc | grep total19392 total
8344 total
24940 total
9976 total
23876 total
39716 total
44700 total
25280 total
27456 total
30868 total
26688 total
26744 total