title: how can i extract month and date and year from data column in R
body: <p>I had a column with date datatype. in my column the dates are in 4/1/2007 format. now I want to extract month value from that column and date value from that column in different column in R. my date are from 01/01/2012 to 01/01/ 2015 plz help me. </p>