I have four columns A B C D contains 10,000 cells
Ex
A : Vehicle number (ex 4445)
B : Time in (ex 11.45)
C : Vehicle number (ex 3524)
D : Time out (ex 12.02)
I need to match Col A and C , if matched
subtract two correspodning time (D-C) and place
it new column with vehicle number
I am new to VBA. Kindly give sample code do this. Treat me as begineer