'sort' - Notes

Sort by column/field:

$ ls -1 a_*
a_11_a
a_1_a
a_2_a
a_33_a
a_3_a

$ ls -1 a_* | sort -t "_" -k 2 -g
a_1_a
a_2_a
a_3_a
a_11_a
a_33_a

 

Sort IPv4 prefixes/addresses:

sort -g -t "." -k 1 -k 2 -k 3 -k 4

 

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