# vi convert_hex_to_decimal.sh Add these lines and save the script: #!/bin/bash printf 'Enter a hexadecimal number:\n' read hexNumber decimalNumber=$(printf "%d" "$hexNumber") printf "Decimal equivalent: %d\n" "$decimalNumber" In this script, %d in printf “%d” specifies that ...
使用算式从下往上写） 二进制转十进制，乘2过程 二进制110转十进制 0*2的0次方+1*2的1次方+1*...
十六进制数是在程序设计时经常要使用到的一种整数的表示方式。它有0,1,2,3,4,5,6,7,8,9,A,B...
# hexconvert.sh: 将10进制数字转换为16进制数字. E_NOARGS=65 # 缺少命令行参数错误. BASE=16 # 16进制. if [ -z "$1" ] then echo "Usage: $0 number" exit $E_NOARGS # 须要一个命令行参数. fi # 练习: 添加命令行参数检查. hexcvt () { if [ -z "$1" ] then echo 0 return # ...
To convert a hexadecimal value to decimal using Bash, you can use either theprintfcommand orbc. Here’s how to do it withprintf: printf "%d\n" 0x3000 This will output the decimal value corresponding to0x3000. Alternatively, usingbc: ...
printf "This is `uname -s` running on a `uname -m` processor.\n\n"Convert a hex number to decimal $ printf "%d\n " 0xF 15Convert a decimal number to Hex printf "0x%X\n " 15 # 0xFConvert a decimal number to Octal printf "0%o\n " 8 ...
Navigate to a directory where your hello_world.sh is located and make the file executable: $ chmod +x hello_world.sh Now you are ready to execute your first bash script: ./hello_world.sh 2. Simple Backup bash shell script #!/bin/bash tar -czf myhome_directory.tar.gz /home/linuxconf...
Converting hex to ASCII using xxd Method 2: Using printf Command Yes, you can convert hex to ASCIIusing the bash printf command. Here, I'm going to use the \x option which will take input of 1 or two digits as shown below:
Are these hex numbers? bc can convert hex to decimal and do hexmath. The hard part is calculating the next value, and here's anexample of doing that. nextValue=`echo "obase=16; ibase=16; ${lastValue} + 1" | bc` Then all you need to do is compare whether the next line you ...
hexedit(1) hg(1) hist(1) history(1) hostid(1) hostid(1g) hostname(1) hpftodit(1) htdbm(1) htdigest(1) htpasswd(1) httping(1) httxt2dbm(1) i386(1) i486(1) ib_clock_test(1) ib_read_bw(1) ib_send_bw(1) ib_write_bw(1) ibdiagnet(1) ibis(1) ibv_asyncwatch(1) ...