awk数据处理

wjw870907

cat file
"SDESC","channel","catg","JUL16","AUG16","SEP16"
"销售额","全国","纸尿裤",26965.0,25948.2,26332.0
转成
"SDESC","channel","catg","date","sales"
"销售额","全国","纸尿裤","JUL16",26965.0
"销售额","全国","纸尿裤","AUG16",25948.2
"销售额","全国","纸尿裤","SEP16",26332.0

csccyab

bash-4.2$ cat file
"SDESC","channel","catg","JUL16","AUG16","SEP16"
"销售额","全国","纸尿裤",26965.0,25948.2,26332.0
bash-4.2$
bash-4.2$
bash-4.2$ awk -F, '/SDESC/ {for (i=4; i<=NF; i++){date[i]=$4;} print $1,$2,$3,"\"date\"","\"sales\""} !/SDESC/ { for (i=4; i<=NF; i++){print $1,$2,$3,date[i],$i}}' file
"SDESC" "channel" "catg" "date" "sales"
"销售额" "全国" "纸尿裤" "JUL16" 26965.0
"销售额" "全国" "纸尿裤" "JUL16" 25948.2
"销售额" "全国" "纸尿裤" "JUL16" 26332.0

wjw870907

回复 2# csccyab

不对哦，日期没变

csccyab

Sorry, this should be correct

bash-4.2$ awk -F, '/SDESC/ {for (i=4; i<=NF; i++){date[i]=$i;} print $1,$2,$3,"\"date\"","\"sales\""} !/SDESC/ { for (i=4; i<=NF; i++){print $1,$2,$3,date[i],$i}}' file
"SDESC" "channel" "catg" "date" "sales"
"销售额" "全国" "纸尿裤" "JUL16" 26965.0
"销售额" "全国" "纸尿裤" "AUG16" 25948.2
"销售额" "全国" "纸尿裤" "SEP16" 26332.0

龙牙地主天

回复 1# wjw870907

1. awk -F',' 'NR==1{print $1FS$2FS$3FS"\042date\042,\042sales\042";for(j=4;j<=NF;j++) a[j]=$j}NR>1{for(i=4;i<=NF;i++) print $1FS$2FS$3FS a[i]FS$i}' file

复制代码

wjw870907

谢谢两位，可以了