Sum based on column 1


 
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# 1  
Old 05-07-2013
Sum based on column 1

i have file input

Code:
aaa ccc,45567,rterw,1
bbb dcs,564543,hjghgh,1
aaa ccc,454,rterw,6

i want to sum based on column 1

expected output

Code:
aaa ccc,7
bbb dcs,1

# 2  
Old 05-08-2013
Code:
awk -F, '{A[$1]+=$NF}END{for(k in A) print k,A[k]}' OFS=, file

This User Gave Thanks to Yoda For This Post:
# 3  
Old 05-08-2013
tks mr yoda

if i have tho input
Code:
aaa ccc,45567,rterw,1
bbb dcs,564543,hjghgh,1
aaa ccc,454,rterw,6
aaa ccc,454,dads,5

and i want to print as the output below

Code:
aaa ccc,rterw,7
aaa ccc,dads,5
bbb dcs,hjghgh,1

# 4  
Old 05-08-2013
Small adaptation:
Code:
awk -F, '{A[$1 FS $3]+=$NF}END{for(k in A) print k,A[k]}' OFS=, file

This User Gave Thanks to Scrutinizer For This Post:
# 5  
Old 05-08-2013
thanks for the solution
 
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