format text file


 
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# 1  
Old 03-27-2010
format text file

i have a text file in this format:

name1^A1^B1^
name2^A2^B2^
...
namex^Ax^Bx^
name1^AA1^
name2^AA2^
...
namex^AAx^
name1^AAA1^BBB1^
name2^AAA1^BBB2^
...
namex^AAAx^BBBx^
name1^AAAA1^
name2^AAAA2^
...
namex^AAAAx^

i want to generate a file:
name1^A1^B1^AA1^AAA1^BBB1^AAAA1^
name2^A2^B2^AA2^AAA2^BBB2^AAAA2^
...
namex^Ax^Bx^AAx^AAAx^BBBx^AAAAx^

All A? are different long strings.

thank you for your help.
# 2  
Old 03-27-2010
Code:
awk -F\^ '{for(i=1;++i<=NF;)name[$1]=name[$1]($i==""?_:$i"^")}END{for(nm in name) print nm"^"name[nm]}' infile


Last edited by malcomex999; 03-27-2010 at 07:07 AM..
# 3  
Old 03-27-2010
MySQL thanks a lot

it works great!
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