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From: | Alexis Roda |
Subject: | Re: How to get hours from hh:mm |
Date: | Thu, 14 Jun 2007 21:06:31 +0200 |
User-agent: | Mozilla Thunderbird 1.5.0.10 (X11/20070221) |
En/na Pascal Bourguignon ha escrit:
Cecil Westerhof <dummy@dummy.nl> writes:Pascal Bourguignon wrote:Cecil Westerhof <dummy@dummy.nl> writes:I have a table in org-mode with time needed to travel from A to B an the number of km. I would like to get the average speed. How do I convert a time? For example 0:45 becomes 0.75.How do you know that 0:45 becomes 0.75? How did you do it?I did not. I want. 0:45 is three quarters of an hour, so in mathematical notation 0.75.
Something like this could be helpful: (defun time100(time) (let ((timelist (split-string time ":"))) (+ (string-to-number (car timelist)) (/ (string-to-number (cadr timelist)) 60.0)))) HTH
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