 <span class="parameter-name">prevOutScript</span></span> ])
      
    </section>
    <section class="desc markdown">
      <p>Add input from transaction data, which can be:</p>
<ul>
<li>hash as a String</li>
<li>hash as a Uint8List</li>
<li>instance of <a href="bitbox/Transaction-class.html">Transaction</a></li>
</ul>
<p>Returns vin of the input</p>
<p>Throws <code>ArgumentError</code> if the inputs of this transaction can't be modified or if <code>txHashOrInstance</code> is invalid</p>
    </section>
   