clear map(name of map a)
|
Group |
Clears the Named Map with name a. If no name is specified, default will be used.
The result of the function is the number of elements that have been deleted.
Description of Parameters
|
Parameter |
Description |
|
a |
(optional) Name of map. Default: default |
Examples
Defined are the maps default with 10 elements and my_map with 15 elements.
|
Parameter a |
Result |
|
my_other_map |
0 |
|
10 |
|
|
0 |
|
|
my_map |
15 |
|
my_map |
0 |
See Also
add to inheritance-map(key a, value b, name of map c, inheritance level d, regex for empty e)
csv-into-map(file a, [mapname b], [keycol(s) c], [csv delim d], [csv encoding e], [clear first f])
fill-map-from-fields( map a, prefix b, index c, hidden d, [processing e] )
get value from map(key a, name of map b, delimiter c, item d)
increase map value(key a, value b, map name c, skip empty d)
select into map(a,b,[param &1 = c], d,e, f,g,h,i,j], delimiter k, map l, m)