==== strmid ====

Copy a subsection of a string

=== Description ===

<code>strmid( dest[], const source[], start=0, end=cellmax, maxlength=sizeof dest )</code>

Copy a subset of characters from ''source'' into ''dest''.

=== Parameters ===

| ''dest'' | The buffer for the result |
| ''source'' | The string that we will extract data from |
| ''start'' | The location in ''source'' where we start extracting data from |
| ''end'' | The location in ''source'' where we will stop copying. |
| ''maxlenght'' (optional) | The size in cells of the dest buffer |

=== Return value ===

The number of characters copied into dest.

=== Example usage ===

<code javascript>    
    new s{20};
    new b{20} = "CatDogAnt";

    strmid(s, b, 3, 6);  // returns 3

    // s now contains "Dog"
</code>