小编And*_*rey的帖子

我有一个file.txt,我试图总结第四和第五列的值:

^20170821^3007030^153^863.53^0.42^
^20170821^1402675^110^581.36^0.37^
^20170821^1404785^24^155.29^0.29^
^20170821^1406505^40^210.51^0.00^
^20170821^1005^1^18.00^0.00^
^20170821^9657^7^7.28^0.00^
^20170821^143646^86^486.59^0.08^
^20170821^342657^3^12.60^0.00^
^20170821^1006^4^7.04^0.04^
^20170821^1004^1215^3502.44^12.09^
^20170821^1007^932^6689.64^15.07^
^20170821^378228^1^2.80^0.00^
^20170821^704797^4^23.80^0.00^
^20170821^705642^2^9.80^0.00^
^20170821^703689^7^40.60^0.00^
^20170821^148340^75^382.81^0.20^
^20170821^257^2^5.60^0.00^
^20170821^3702^1^2.80^0.00^
^20170821^3703^1^7.00^0.00^
^20170821^258^1^7.00^0.00^
^20170821^920299^11^60.20^0.00^
^20170821^210705^2^14.00^0.00^
^20170821^867693^12^65.88^0.08^
^20170821^2635085^6^33.60^0.00^
^20170821^13211^140^409.18^0.58^
^20170821^64^2^14.00^0.00^
^20170821^13214^234^1685.91^1.26^
^20170821^13212^2^34.90^0.00^
^20170821^13213^2^2.80^0.00^
^20170821^18385^8^7.28^0.00^


 $awk -F '^' '{sum += $5} END {print sum}' file.txt

我得到以下结果:15344.2

 $awk -F '^' '{sum += $6} END {print sum}' file.txt

我得到以下结果:30.48

然后我在Excel中检查了结果.事实证明,awk的添加在第一次添加时是错误的.缺少0.04.

如何正确地对列进行求和？