Regular Expressions & grep

Finds lines with a total of 10 characters & Z endings.

grep " ^.\{9\}z$ "  /usr/share/dict/Wordsabdul-  Azizausterlitzchattererzchervonetzrabinowitzrazzmatazzroquellorzrosenkranztau-~]#

Find a/b/c Start & 21-bit lines that are S

grep " ^[a,b,c]...................s "  /usr/share/dict/wordsall-Comprehensivenessantienvironmentalistsantiinstitutionalistsbras- dessus-bras-dessousbrigantinebrigantineschlamydobacteriaceousclothes-~]#

Find the line that starts with a two-digit number:

 [[email protected] ~]# grep   " Span style= "COLOR: #800000" >^[0-9][0-9]   "/usr/share/dict/words  1080  10 - Span style= "COLOR: #000000" >point10th  11 - Point  12 -point  16 -point   -point  20 - point  30 -30  48 -point[[email protected]  ~]# 

Find the line that begins with a/b/c, not the a/b/c end:

grep " ^[a,b,c][^a,b,c]$ "  /usr/share/dict/wordsa'A-a.a1ad

Look for lines that start with a/b/c and end with capital letters:

grep " ^[a-c].*[a-z]$ "  /usr/share/dict/wordschloramine-~]#

Regular Expressions & grep