| miss.col | R Documentation | 
given two data frames, which if any column in the first is not found in the second
miss.col(df.1, df.2)
df.1 | 
 first data.frame  | 
df.2 | 
 second data.frame  | 
Placeholder for return description
my.df.1 = data.frame(a = 1:3,b = 4:6,c = 7:9)
my.df.2 = data.frame(a = 1:3,b = 4:6)
miss.col(my.df.1,my.df.2)
#"c"
miss.col(my.df.2,my.df.1)
#character(0)
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