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ct1
2011 May 01
1
quick help needed: split a number and "find and replace" type of function that works like in MS excel
...<- sample(pool, 100, replace= TRUE)
# the number of variables run to end of coulmn 20000
mydf <- data.frame(SN, CT1, CT2, CT3)
First question: how can I split 12 into 1 2, 13 into 1 3, 14 into 1 4?
What I am trying here is to split each number into two and make seperate
variable CT1a and CT1b, CT2a and CT2b, CT3a and CT3b.
Tried with strsplit () but I believe this works with characters only
Q2
Is there any function that works in the same manner as find and replace
function MS excel. Just for example, if I want to replace all 1s in the
above data frame with "A", 2 with "...