====== zlist_nItems ======

===== Description =====

Count the number of items in a list.

===== Files =====

^ Declaration | ''Zeolite.h'' |
^ Implementation | ''Zeolite.cpp'' |

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

<code="C">long zlist_nItems(ZLIST hList);</code>

===== Arguments =====

^ Name ^ Type ^ Comment ^
| hList | ZLIST | A ZLIST handle, the number of items in which are to be counted. |

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

The number of items in the list. Zero is returned in the case of an error.

===== Comments =====

None.