shell实现根据输入的文字打印出大号字符艺术

创建脚本

#!/bin/bash # bigfont.sh - 纯 Shell 大字体库 # 定义大字体，每个字符 6 行 declare -A bigfont # ---------------- 字母 ---------------- bigfont["A"]=" █████╗ ██╔══██╗ ███████║ ██╔══██║ ██║ ██║ ╚═╝ ╚═╝ " bigfont["B"]="██████╗ ██╔══██╗ ██████╔╝ ██╔══██╗ ██████╔╝ ╚═════╝ " bigfont["C"]=" ██████╗ ██╔════╝ ██║ ██║ ╚██████╗ ╚═════╝ " bigfont["D"]="██████╗ ██╔══██╗ ██║ ██║ ██║ ██║ ██████╔╝ ╚═════╝ " bigfont["E"]="███████╗ ██╔════╝ █████╗ ██╔══╝ ███████╗ ╚══════╝ " bigfont["F"]="███████╗ ██╔════╝ █████╗ ██╔══╝ ██║ ╚═╝ " bigfont["G"]=" ██████╗ ██╔════╝ ██║ ███╗ ██║ ██║ ╚██████╔╝ ╚═════╝ " bigfont["H"]="██╗ ██╗ ██║ ██║ ███████║ ██╔══██║ ██║ ██║ ╚═╝ ╚═╝ " bigfont["I"]="██╗ ██║ ██║ ██║ ██║ ╚═╝" bigfont["J"]=" ██╗ ██║ ██║ ██ ██║ ╚█████╔╝ ╚════╝ " bigfont["K"]="██╗ ██╗ ██║ ██╔╝ █████╔╝ ██╔═██╗ ██║ ██╗ ╚═╝ ╚═╝ " bigfont["L"]="██╗ ██║ ██║ ██║ ███████╗ ╚══════╝ " bigfont["M"]="███╗ ███╗ ████╗ ████║ ██╔████╔██║ ██║╚██╔╝██║ ██║ ╚═╝ ██║ ╚═╝ ╚═╝" bigfont["N"]="███╗ ██╗ ████╗ ██║ ██╔██╗ ██║ ██║╚██╗██║ ██║ ╚████║ ╚═╝ ╚═══╝" bigfont["O"]=" ██████╗ ██╔═══██╗ ██║ ██║ ██║ ██║ ╚██████╔╝ ╚═════╝ " bigfont["P"]="██████╗ ██╔══██╗ ██████╔╝ ██╔═══╝ ██║ ╚═╝ " bigfont["Q"]=" ██████╗ ██╔═══██╗ ██║ ██║ ██║▄▄ ██║ ╚██████╔╝ ╚══▀▀═╝ " bigfont["R"]="██████╗ ██╔══██╗ ██████╔╝ ██╔═══╝ ██║ ╚═╝ " bigfont["S"]="███████╗ ██╔════╝ ███████╗ ╚════██║ ███████║ ╚══════╝ " bigfont["T"]="████████╗ ╚══██╔══╝ ██║ ██║ ██║ ╚═╝ " bigfont["U"]="██╗ ██╗ ██║ ██║ ██║ ██║ ██║ ██║ ╚██████╔╝ ╚═════╝ " bigfont["V"]="██╗ ██╗ ██║ ██║ ██║ ██║ ╚██╗ ██╔╝ ╚████╔╝ ╚═══╝ " bigfont["W"]="██╗ ██╗ ██║ ██║ ██║ █╗ ██║ ██║███╗██║ ╚███╔███╔╝ ╚══╝╚══╝ " bigfont["X"]="██╗ ██╗ ╚██╗██╔╝ ╚███╔╝ ██╔██╗ ██╔╝ ██╗ ╚═╝ ╚═╝" bigfont["Y"]="██╗ ██╗ ╚██╗ ██╔╝ ╚████╔╝ ╚██╔╝ ██║ ╚═╝ " bigfont["Z"]="███████╗ ██╔╝ ██╔╝ ██╔╝ ██╔╝ ███████╗ " # ---------------- 数字 ---------------- bigfont["0"]=" ██████╗ ██╔═══██╗ ██║ ██║ ██║ ██║ ╚██████╔╝ ╚═════╝ " bigfont["1"]=" ██╗ ███║ ╚██║ ██║ ██║ ╚═╝ " bigfont["2"]="██████╗ ╚════██╗ █████╔╝ ██╔═══╝ ███████╗ ╚══════╝" bigfont["3"]="██████╗ ╚════██╗ █████╔╝ ╚═══██╗ ██████╔╝ ╚═════╝ " bigfont["4"]="██╗ ██╗ ██║ ██║ ███████║ ╚════██║ ██║ ╚═╝" bigfont["5"]="███████╗ ██╔════╝ ███████╗ ╚════██║ ███████║ ╚══════╝" bigfont["6"]=" ██████╗ ██╔════╝ ███████╗ ██╔══██║ ╚██████║ ╚═════╝ " bigfont["7"]="███████╗ ╚════██║ ██╔╝ ██╔╝ ██╔╝ ╚═╝ " bigfont["8"]="███████╗ ██╔══██╗ ███████║ ██╔══██║ ███████║ ╚══════╝" bigfont["9"]="███████╗ ██╔══██╗ ███████║ ╚════██║ ███████║ ╚══════╝" # ---------------- 特殊字符 ---------------- bigfont[" "]=" " bigfont["-"]=" ██████╗ ╚═════╝ " bigfont["."]=" ██╗ ╚═╝ " # ---------------- 打印函数 ---------------- print_big() { local input="$1" local lines=6 # 每个字符行数 # 创建数组存储每行输出 local output_lines=("" "" "" "" "" "") # 逐字符处理 for ((j=0;j<${#input};j++)); do char="${input:j:1}" # 如果是小写字母，转换为大写 if [[ "$char" =~ [a-z] ]]; then char=$(echo "$char" | tr 'a-z' 'A-Z') fi # 获取字符的6行表示 if [[ -n "${bigfont[$char]}" ]]; then # 将字符的6行分割到数组 IFS=$'\n' read -r -d '' -a char_lines <<< "${bigfont[$char]}" # 将每行添加到输出数组 for ((i=0;i<lines;i++)); do # 如果字符行数不够，用空格补齐 if [[ -n "${char_lines[$i]}" ]]; then line_content="${char_lines[$i]}" else line_content="" fi # 固定宽度：每个字符占10个字符宽度 output_lines[$i]="${output_lines[$i]}${line_content} " done else # 对于未定义的字符，用空格占位 for ((i=0;i<lines;i++)); do output_lines[$i]="${output_lines[$i]}${char} " done fi done # 打印所有行 for ((i=0;i<lines;i++)); do echo "${output_lines[$i]}" done } # 测试函数 test_print() { echo "=== 测试数字 ===" print_big "1234567890" echo "" echo "=== 测试字母 ===" print_big "ABCDEFGHIJKL" print_big "MNOPQRSTUVWXYZ" echo "" echo "=== 测试混合 ===" print_big "HELLO 2024" } # 如果传入参数，则打印参数，否则运行测试 if [[ $# -gt 0 ]]; then print_big "$*" else test_print fi

运行测试

# 打印参数 ./bigfont.sh "HELLO WORLD" # 或者直接运行脚本测试 ./bigfont.sh