search for: depth_1

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2012 Jan 18
3
manipulating data of several columns simultaneously
...alues. But I should reorganize the values (because I created this as an output before and I want to compare it with an other dataset). I want that the value on row 2 becomes the value of row 1, value 3 value 2 and so on. The first value would be NA. If I would do this for 1 column (with the name depth_1), I would do it like this: for (t in 2:60) { results$depth[t]<-new$depth_1[t-1] } # But in my dataset I have 91 columns and I would like to find a way not having to write this for every column? # I cannot give my dataset where I?m working on so I created one just for trying it out and to prov...