Addressing @moon-chilled comments #3928

Author: JJ

doc/Language/js-nutshell.pod6

@@ -342,7 +342,7 @@ say +^1;    # OUTPUT: -2
 
 =head3 Checking for definedness
 
-Javascript includes a nullish coalescing operator, C<||>, which progresses
+Javascript includes a nullish coalescing operator, C<??>, which progresses
 only if null or undefined:
 
 =for code :lang<javascript>
@@ -352,8 +352,8 @@ undefined ?? null ?? 0 ?? 1 ;   // => 0
 This is very similar to Raku L<C<//>|/routine/$SOLIDUS$SOLIDUS> operator:
 
 =for code
-(Any) || Nil || 0 || 1 ;   # => 1
-(Any) // Nil // 0 // 1 ;   # => 0
+Any || Nil || 0 || 1 ;   # => 1
+Any // Nil // 0 // 1 ;   # => 0
 
 =head3 Custom operators and operator overloading