~~Title: Len~~
<evalcmd>
Len && int && Length of the string or size of the array. &&
string/array && string/array && Input string or array.
</evalcmd>

For strings, returns the length of the //string// in characters.
For arrays, returns the number of elements in the array.

//Example://
<code>
Output( Len("Hello") );
--> 5
Output( Len( ArrayCreate(1, 2, 3, 4) ) );
--> 4
</code>