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Top Forums Shell Programming and Scripting Changing date format in CSV file Post 302734873 by ripat on Friday 23rd of November 2012 03:03:51 AM
Old 11-23-2012
If your CSV file is large, you might be considering this awk alternative:

Code:
 awk -F, '{"date +%s -d\""$1 "\""| getline dte;$1=dte}1' OFS="," file

This should be *much* faster on large files. About 350 times faster on a 3000 lines sample file.
 

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