<p>
The blank identifier has many uses, as described in <a href="#blank">a later section</a>.
+</p>
<p>
For strings, the <code>range</code> does more work for you, breaking out individual
A type assertion takes an interface value and extracts from it a value of the specified explicit type.
The syntax borrows from the clause opening a type switch, but with an explicit
type rather than the <code>type</code> keyword:
+</p>
<pre>
value.(typeName)
<p>
The use of a blank identifier in a <code>for</code> <code>range</code> loop is a
special case of a general situation: multiple assignment.
+</p>
+
<p>
If an assignment requires multiple values on the left side,
but one of the values will not be used by the program,