An assignment statement may assign a single value to a single variable, or multiple values to a
matching number of variables.
</p>

<pre class="ebnf">
Assignment = ExpressionList assign_op ExpressionList .

assign_op  = [ add_op | mul_op ] "=" .
</pre>

<p>
Each left-hand side operand must be <a href="#Address_operators">addressable</a>,
a map index expression, or (for <code>=</code> assignments only) the