Bash jump to

#!/bin/bash

# BAT / CMD goto function
function goto
{
    label=$1
    cmd=$(sed -n "/^:[[:blank:]][[:blank:]]*${label}/{:a;n;p;ba};" $0 | 
          grep -v ':$')
    eval "$cmd"
    exit
}

apt update

# Just for the heck of it: how to create a variable where to jump to:
start=${1:-"start"}
goto "$start"

: start
goto_msg="Starting..."
echo $goto_msg
# Just jump to the label:
goto "continue"

: skipped
goto_msg="This is skipped!"
echo $goto_msg

: continue
goto_msg="Ended..."
echo "$goto_msg"

# following doesn't jump to apt update whereas original does
goto update

Source: superuser.com

Bash jump to

#!/bin/bash

read -p 'Input something > ' one_thing

while true; do
  read -p 'Input something else > ' another_thing

  # Write some code to check if the requirements are met
  # Let's say in this case they are when the variable `thing_to_work` equals `done`

  if [[ "${thing_to_work}" == 'abcde' ]]; then
    break # Exit the loop
  else
    echo 'The requirements were not met, so the loop will start again'
  fi
done

Source: superuser.com

Similar codes

1 vote184 views1 answer
Bash vlookup function
Shell/Bash
28 votes200 views5 answers
Delay bash
Shell/Bash
0 vote165 views1 answer
Disable monitor on boot linux
Shell/Bash
24 votes223 views3 answers
Ubuntu install latest node with nvm
Shell/Bash
2 votes175 views2 answers
Command powershell show wifi password
Shell/Bash
0 vote209 views3 answers
Bluetooth linux
Shell/Bash
0 vote169 views1 answer
Virtiual Machine setup for QEMU in linux
Shell/Bash
0 vote151 views1 answer
Installl adb to linux
Shell/Bash
0 vote153 views1 answer
PyInstaller can't change the shortcut icon
Shell/Bash
7 votes165 views4 answers
Install vuex
Shell/Bash