Regular Expression Examples
Regular Expression Examples
smawley, andy
smiley, allen
smith, alan
smithern, harry
smithhern, anne
smitters, alexis
- awk '/smith+ern/' testfile
- awk '/allen| alan/' testfile
- awk '/a(ll)?(nn)?e/' testfile
- awk '/t\{2,\}/' testfile
- awk '/er\{1, 2\}/' testfile
- awk '/sm[^a-h]/' testfile
- awk '/a..e/' testfile
With this data:
what will the following expressions produce?