Simple shell script to count all files (or directories) in current directory, optionally can pass in a pattern for find

count.sh

#!/bin/sh -u
# Count all files
# ./count
# Count only mp3 files
# ./count "*.mp3"
# Count only directories
# ./count "" "d"
# Count only directories ending with blah
# ./count "*blah" "d"

PATTERN="${1:-"*"}"
COUNT_TYPE="${2:-"f"}"
exec find * -maxdepth 1 -type "$COUNT_TYPE" -name "$PATTERN" | wc -l | tr -d ' '