Drezil/Bash-Oneliner
1
0
Fork 0
mirror of https://github.com/onceupon/Bash-Oneliner.git synced 2025-11-03 22:51:07 +01:00
Code Issues Packages Projects Releases Wiki Activity

Update README.md

Browse Source
This commit is contained in:
onceupon
2017-09-15 11:07:16 +08:00
committed by GitHub
parent 2e0006ed3f
commit 821380ddc3
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
README.md
View File

@@ -370,7 +370,7 @@ awk '$1~/,/ {print}'
##### Split and do for loop
```bash
awk '{split($2, a,",");for (i in a) print $1"\t"a[i]} filename
awk '{split($2, a,",");for (i in a) print $1"\t"a[i]}' filename
```
##### Print all lines before nth occurence of a string (e.g stop print lines when bbo appears 7 times)
@@ -381,7 +381,7 @@ awk -v N=7 '{print}/bbo/&& --N<=0 {exit}'
##### Print filename and last line of all files in directory
```bash
ls|xargs -n1 -I file awk '{s=$0};END{print FILENAME,s}' file'
ls|xargs -n1 -I file awk '{s=$0};END{print FILENAME,s}' file
```
##### Add string to the beginning of a column (e.g add "chr" to column $3)