====== format_GetFormatByExt2 ======

===== Description =====

Retrieve a handle to a format, specified by its file extension, that is compatible with a user-supplied map handle.

===== Function prototype =====

<code>ZFORMAT CExtAPI::format_GetFormatByExt2(ZMAP hMap, const char* lpFileExt);</code>

===== Arguments =====

^ Name ^ Type ^ Comment ^
| hMap | ZMAP | A ZMAP handle to an initialised map variable. |
| lpFileExt | const char* | A handle to a C-style string containing the file extension of the format to be retrieved. |

===== Return value =====

A null pointer if an error occurred, and a valid non-null handle to a ZFORMAT variable otherwise.

===== Comments =====

None.