1.6 Sort Command--sort

#默认用ASCII码排序

sort/etc/passwd

#指定分隔符并且指定段用ASCCII排序

SORT-T:-k3/etc/passwd

#指定分隔符并且指定段用数字排序

SORT-T:-k3-n/etc/passwd

#指定分隔符并且指定段用数字排序

SORT-T:-k3,5-n/etc/passwd Specify interval values with commas

#指定分隔符并且指定段用数字反序排序

SORT-T:-K3,5-NR/ETC/PASSWD Reverse order

#去重复

Sort-u 1.txt-u is going to repeat

Exercises:

1. Sort which option can be sorted by number?

-N

2. Sort what is the option to specify separators?

-T

3. After sort, which option can be used to repeat

-U

Summarize

Main: Sort sorts by default in Asiic,-T is the specified delimiter,-K is the specified segment,-n is numerically sorted,-R is reversed

Secondary: Sort sorts,-u is to repeat

1.6 Sort Command--sort