Issue
How can I read after . up to __ and save in a new .txt file with bash?
File
2021-01-12-1530.HUIG__002
2021-01-12-1530.MEIG__002
2021-01-12-1530.PCIG__002
2021-01-12-1530.PEIG__002
2021-01-12-1530.PNIG__002
2021-01-12-1530.TGIG__002
2021-01-12-1530.TOIG__002
2021-01-12-1530.TPIG__002
2021-01-12-1530.TXIG__002
2021-01-12-1530.UXUV__002
2021-01-12-1530.CCIG__002
2021-01-12-1530.CMIG__002
2021-01-12-1530.OXIG__002
2021-01-12-1530.PLIG__002
2021-01-12-1530.TUIG__002
2021-01-12-1530.YAIG__002
2021-01-12-1530.ZIIG__002
2021-01-12-1530.FTIG__002
2021-01-12-1530.NEUV__002
2021-01-12-1530.TLIG__002
2021-01-12-1530.YOIG__002
2021-01-12-1530.DAIG__002
2021-01-12-1530.HLIG__002
Solution
This works:
$ head file1.txt
2021-01-12-1530.HUIG__002
2021-01-12-1530.MEIG__002
2021-01-12-1530.PCIG__002
2021-01-12-1530.PEIG__002
2021-01-12-1530.PNIG__002
2021-01-12-1530.TGIG__002
2021-01-12-1530.TOIG__002
2021-01-12-1530.TPIG__002
2021-01-12-1530.TXIG__002
2021-01-12-1530.UXUV__002
$ cut -d. -f2 file1.txt | cut -d_ -f1 | head
HUIG
MEIG
PCIG
PEIG
PNIG
TGIG
TOIG
TPIG
TXIG
UXUV
And saving to a new file:
cut -d. -f2 file1.txt | cut -d_ -f1 > file2.txt
Answered By - JuanR
