Script for pulling words of 4 to 7 characters from a file

Shell Programming and Scripting
1

Even just advice on where to start would be helpful.

Thank You

2 
egrep  '^.{4,7}\>' infile

egrep -c '^.{4,7}\>' infile

Use /usr/xpg4/bin/egrep on Solaris.

3

works like a charm. Thank you very much.