Count: Difference between revisions
Jump to navigation
Jump to search
imported>Heeheehee Created page with example. |
imported>StDoodle mNo edit summary |
||
| Line 29: | Line 29: | ||
}}| | }}| | ||
see_also={{SeeAlso|file_to_map| | see_also={{SeeAlso|clear|file_to_map|map_to_file}}| | ||
special=This function returns 0 for an empty map (i.e. with 0 keys). | special=This function returns 0 for an empty map (i.e. with 0 keys). | ||
}} | }} | ||
Revision as of 21:57, 10 March 2010
Function Syntax
Returns the number of keys in the specified aggregate.
Code Samples
This example function uses count to create a new key in a map (defined outside the function to hopefully eliminate some confusion).
item [int] my_map;
boolean newkey(item i) {
map[count(map}] = i;
}See Also
Special
This function returns 0 for an empty map (i.e. with 0 keys).