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Iterate a Text File in Bash

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This is how you iterate thru a text file outputting a line at a time in Bash shell scripting.


IFS=$'\n'; for i in $(cat FILE.TXT); do echo "$i"; done
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Import All MySQL Sql Dumps in a Folder

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This command will import all the MySQL sql dumps in the current folder. You can use this to restore your backuped databases.


for i in *; do mysql -uroot `basename $i .sql` < $i;  done
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Fetch a URL With a Number Series

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Use this command to download numbered content…


for ((i=1; i<9; i++)) ; do  wget "http://www.example.com/$i.txt" ; done
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Zero Padding In Linux Commands

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This is how you zero pad a numerical variable in bash.


for ((x=1;x<=31;x+=1)); do echo `printf "%02d" $x`; done

Original Article

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