title: "WORD PTR" vs "WORD" in NASM
body: <p>In NASM, these two instructions do the same thing:</p>
  
  <pre><code>mov WORD PTR [myVariable], 0xAA
  
  mov WORD [myVariable], 0xAA
  </code></pre>
  
  <p>Is it necessary to include the "PTR"?</p>