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function: dec2bin

A simple BASH function convert a decimal to a binary string

Info

Example

dec2bin 256

Source Code

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#!/bin/bash
#
 
function dec2bin { 
  input=$1
  result=""
  while [ $input -gt 0 ]; do
    if [ $((input%2)) -gt 0 ]; then
      result="1$result"
    else
      result="0$result"
    fi
    input=$((input/2))
  done;
}

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