Calls the given closure with every element in the given list.
The function returns a list that contains all values returned by the closure.
ListMap( list, closure [, delimiter [, includeEmptyFields [, multiCharacterDelimiter [, parallel [, maxThreads ] ] ] ] ] )
Returns: String
| Argument |
Description |
Default |
|
list
string,
required
|
list to iterate
|
|
|
closure
function,
required
|
filter can be a function/closure that implements the following constructor [function(any value, number index, string list, string delimiter):any].
Alias: function, callback, udf
|
|
|
delimiter
string,
optional
|
delimiter used to separate the string list
|
,
|
|
includeEmptyFields
boolean,
optional
|
include empty fields or not
|
false
|
|
multiCharacterDelimiter
boolean,
optional
|
specifying whether the delimiters parameter specifies a multi-character delimiter. If this parameter is true, the delimiters parameter must specify a single delimiter consisting of multiple characters. This parameter enables the ListToArray function to convert a list such as the following to an array of color names: red:|orange:|yellow:|green:|blue:|indigo:|violet.
|
true
|
|
parallel
boolean,
optional
|
execute closures parallel
|
false
|
|
maxThreads
number,
optional
|
maximum number of threads executed, ignored when argument "parallel" is set to false
|
20
|
Examples
luceescript+trycf
fruits = "apple,pear,orange";
writedump(fruits);
fruitsPlural = listMap( fruits, function(value, index, list) {
return value & "s";
});
writedump(fruitsPlural);
See also
