【急】【再求助】如何用awk命令统计fa序列的长度，要去掉换行符

fh21_xuejinlian

awk -F'[> ]' '/^>/{printf $2;getline;l=split($0,a,"");printf " "l"\n"}' file

a5love3n

1. awk '/>/{if(a){print a,length(b)};a=$0;b="";next}{b=b""$0}END{print a,length(b)}' 1.txt

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