Find files and content in files

ff

if [ $# -lt 1 ]; then
  echo " 
  ff - Find files and content in files

  Find content in a file:
    usage   : ff [-t] EXTENSION SEARCH
    example : ff php logdir
        -t  : omit text (show filenames only)
  
  Find a file:
    usage   : ff PATTERN
    example : ff *.css
  "
  exit 1
fi

if [ $# == 1 ]; then
  find . -name "$1"
elif [ $1 == "-t" ]; then
  grep --color=always --include=*.$2 -rnwl . -e "$3" | less -rF
else
  grep --color=always --include=*.$1 -rnw . -e "$2" | less -rF
fi