Tips: cut - remove sections from each line of files

[Terrence Miao <terrence_miao@xxxxxxxxx>]

cut - remove sections from each line of files:

[terrence@igloo webraft]$ less /tmp/OZNum.txt 
1,19940222,37,43,15,19,40,4,36,8
10,19940426,9,5,13,33,29,12,30,3
100,19960116,32,45,14,34,10,30,26,37

[terrence@igloo webraft]$ cut -f 1-2 -d "," /tmp/OZNum.txt |more
1,19940222
10,19940426
100,19960116