👩‍💻 Считаем количество файлов в указанной директории #!/usr/bin/env bash # Script Name: count_files.sh # Description: Counts the number of directories, files, and total count in a specified directory, #   with options to filter by extension and set traversal depth. # Usage: count_files.sh [--directory <dir>] [--depth <depth>] [--extension <ext>] [--help] #   --directory <dir>  (optional) - the directory to count files in (default: current directory) #   --depth <depth>   (optional) - the maximum depth of directory traversal (default: unlimited) #   --extension <ext>  (optional) - only count files with the specified extension #   --help   (optional) - display this help message # Example: #  ./count_files.sh #  ./count_files.sh --directory /path/to/dir --depth 2 --extension txt set -euo pipefail show_help() {   cat << EOF Usage: $0 [OPTIONS] Options:  -d, --directory DIR   The directory to count files in (default: current directory)  -p, --depth DEPTH   The maximum depth of directory traversal (default: unlimited)  -e, --extension EXT   Only count files with the specified extension  -h, --help   Display this help message Examples:  $0  $0 --directory /path/to/dir --depth 2 --extension txt EOF   exit 0 } count_files() {   local dir="$1"   local depth="$2"   local extension="$3"   if [[ ! -d "$dir" ]]; then    echo "Error: Directory '$dir' does not exist."    exit 1   fi   echo -e "\nCounting files in directory: $dir"   [[ -n "$depth" ]] && echo "Depth: $depth"   [[ -n "$extension" ]] && echo "Filtering by extension: .$extension"   local find_cmd=(find "$dir")   [[ -n "$depth" ]] && find_cmd+=(-maxdepth "$depth")   [[ -n "$extension" ]] && find_cmd+=(-name "*.$extension")   find_cmd+=(-type f)   local num_files   num_files=$( "${find_cmd[@]}" | wc -l )   local num_dirs   num_dirs=$( find "$dir" ${depth:+-maxdepth "$depth"} -type d | wc -l )   local total_count=$((num_dirs + num_files))   echo "Number of directories: $num_dirs"   echo "Number of files: $num_files"   echo "Total count: $total_count" } main() {   local dir="$(pwd)"   local depth=""   local extension=""   # Parse options   options=$(getopt -o d:p:e:h --long directory:,depth:,extension:,help -n "$0" -- "$@")   eval set -- "$options"   while true; do    case "$1" in    -d|--directory)    dir="$2"    shift 2    ;;    -p|--depth)    depth="$2"    shift 2    ;;    -e|--extension)    extension="$2"    shift 2    ;;    -h|--help)    show_help    ;;    --)    shift    break    ;;    *)    echo "Invalid option: $1"    show_help    ;;    esac   done   count_files "$dir" "$depth" "$extension" } main "$@" t.me/.../38