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05-16-2006
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double dashes
function date_diff
{ integer _dt1=$(date_to_num ${1:?}) integer _dt2=$(date_to_num ${2:?}) integer _ndt=0 if [[ $_dt2 -gt $_dt1 ]] then ((_ndt=_dt2-_dt1)) fi print -- $_ndt } What does double dash '--' indicate ? Can anyone please answer this |
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