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Essayes voir ce script :
#!/bin/sh # ydate: A Bourne shell script that # prints yestarday's date # Output Form: Month Day Year # From Focus on Unix: http://unix.about.com # Set the current month day and year. month=`date +%m` day=`date +%d` year=`date +%Y` # Add 0 to month. This is a # trick to make month an unpadded integer. month=`expr $month + 0` # Subtract one from the current day. day=`expr $day - 1` # If the day is 0 then determine the last # day of the previous month. if [ $day -eq 0 ]; then # Find the preivous month. month=`expr $month - 1` # If the month is 0 then it is Dec 31 of # the previous year. if [ $month -eq 0 ]; then month=12 day=31 year=`expr $year - 1` # If the month is not zero we need to find # the last day of the month. else case $month in 1|3|5|7|8|10|12) day=31;; 4|6|9|11) day=30;; 2) if [ `expr $year % 4` -eq 0 ]; then if [ `expr $year % 400` -eq 0 ]; then day=29 elif [ `expr $year % 100` -eq 0 ]; then day=28 else day=29 fi else day=28 fi ;; esac fi fi # Print the month day and year. echo $month $day $year exit 0 source : http://unix.about.com/library/weekly/aa070901e.htm Jeff --=||[WM@CCM]||=--
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Répondre à defre
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Ote moi d'un doute Youpi.. 100 c'est pas divisible par 4? Nan parce que au primaire on m'a dit que ça faisait 25.
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