Shell Programming and Scripting

ID	H1	H2	H3	H4	H5
A	5	6	7	8	9
B	4	65	4	4	7
C	4	4	4	4	4
D	4	4	4	4	4

ID	H1	H2	H3	H4	H5
Total	17	79	19	20	24

awk '
BEGIN {	OFS = "\t"
}
FNR == 1 {
	print
	nf = NF
	next
}
{	for(i = 2; i <= nf; i++)
		sum[i] += $i
}
END {	printf("Total")
	for(i = 2; i <= nf; i++)
		printf("%s%d", OFS, sum[i])
	print ""
}' F.txt

awk 'END{$1="Total";for(i=1;i++<NF;){$i=sum[i]};print}{for(i=1;i++<NF;i){sum[i]+=$i}}NR==1' OFS="\t" F.txt

awk: illegal statement
 input record number 1, file infile
 source line number 1

awk 'END{$0=t; $1="Total"; print} FNR>1{for(i in T) $i+=T[i]; split(t=$0, T)}FNR==1' OFS='\t' file

# uname -a
FreeBSD sn.route 8.3-RELEASE-p16 FreeBSD 8.3-RELEASE-p16 #0: Mon Aug 25 08:25:41 EDT 2014
# echo | awk 'END{for(;i++<5;)print i}' 
1
2
3
4
5
# echo | awk 'END{for(;++i<=5;)print i}'
1
2
3
4
5

$ awk 'BEGIN{for(;i++<5;)print i}' 
1
2
3
4
5

$ awk 'BEGIN{for(;i++<5;i)print i}' 
1
awk: illegal statement
 source line number 1

$ awk 'BEGIN{for(;i++<5;i=i)print i}' 
1
2
3
4
5