[...]
but it seems that the variables are not evolving gradually all together but separately
yr will not hold just one year, but every year for each line in file1. The same for each of your variables mo, da,ho and mi. Nonetheless, the characters extracted are off: substr($1, 6, 2) doesn't return the representation of a year.
This will do:
Perhaps, try:
If yr is supposed to be represented with only the last two digits, replace yr=${d:0:4} to yr=${d:2:2}
Of course, the whole process can be reduced to:
Last edited by Aia; 09-17-2015 at 12:44 AM..
Reason: Add an alternative
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