I've been stuck with this problem for a whole afternoon. It's silly but
totally pissed me off. I have a set of data frames with names in a sequence:
df_1, df_2, df_3, ..., df_20. Now I want to access each data frame (read or
write) in a for loop, in a way something like this:
for (i in 1:20) {
On Sun, Jan 10, 2010 at 7:16 AM, Berend Hasselman b...@xs4all.nl wrote:
Zoho wrote:
I've been stuck with this problem for a whole afternoon. It's silly but
totally pissed me off. I have a set of data frames with names in a
sequence: df_1, df_2, df_3, ..., df_20. Now I want to access each
?get
for (i in 1:20) {
df_i - get(paste('df_', i, sep=''))
length(which(df_i[,7]==1))
##
}
On Sat, Jan 9, 2010 at 7:57 PM, Zoho ynp...@gmail.com wrote:
I've been stuck with this problem for a whole afternoon. It's silly but
totally pissed me off. I have a set of data frames with
Thank you all. The 'list' works well, except makes a really big 'list', since
my data is 'huge'. But solves the problem anyway. Appreciate a lot!
Barry Rowlingson wrote:
On Sun, Jan 10, 2010 at 7:16 AM, Berend Hasselman b...@xs4all.nl wrote:
Zoho wrote:
I've been stuck with this
Zoho wrote:
I've been stuck with this problem for a whole afternoon. It's silly but
totally pissed me off. I have a set of data frames with names in a
sequence: df_1, df_2, df_3, ..., df_20. Now I want to access each data
frame (read or write) in a for loop, in a way something like this:
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