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pc1_signal
2006 Jun 06
2
about string
Hello sir:
There are 2 questions about string.
1 How to calculate the width of a string? e.g string "abc"'s width is 3;
2 How can I get the "substring" in such kind of condition:
"f:\\JPCS_signal.txt" "f:\\PC1_signal.txt" "f:\\PC2_signal.txt"
What I wanna get is "JPCS" "PC1" "PC2".How can I achieve them by R cammand?
Thanks a lot!
My best
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Xin Meng
Capitalbio Corporation
National Engineering Research Center
for Be...