StructMap()

Calls the given closure with every element in the given struct. the function returns a struct that contains all values returned by the closure.

StructMap( struct=struct, closure=function, parallel=boolean, maxThreads=number );

Returns: Struct

Argument Description Default
struct
struct, required

struct to iterate

Alias: structure
closure
function, required

filter can be a function/closure that implements the following constructor

[function(string key, any value[, struct struct]):any].

Alias: function, callback, udf
parallel
boolean, optional

execute closures parallel
maxThreads
number, optional

maximum number of threads executed, ignored when argument "parallel" is set to false

Alias: maxThreadCount

20

Examples

structmap examples

	sct=structNew("linked");
		sct.a=1;
		sct.b=2;
		sct.c=3;
	writedump(var=sct, label="original struct");

	// base test
	res=StructMap(sct, function(key, value ){
 						return key&":"&value;
                        },true);
	writedump(var=res, label="mapped struct");

See also