title: bash script is giving me an error when it runs on MAC terminal
body: <p>myfirst.sh is the file and the code I have is -</p>
  <pre><code>#! /bin/bash
  
  number = 1
  
  while [ $number -lt 10 ]
  do
      echo &quot;$number&quot;
      number=$(( number+1 ))
  done
  </code></pre>
  <p>when I run this I get the following error</p>
  <pre><code>./myfirst.sh: line 3: number: command not found
  ./myfirst.sh: line 5: [: -lt: unary operator expected
  </code></pre>