ArrayMap()

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Calls the given closure with every element in the given array.

The function returns an array that contains all values returned by the closure.

ArrayMap( array=array, closure=function, parallel=boolean, maxThreads=number );

Returns: Array

Argument Description Default
array
array, required 		edit

array to iterate
closure
function, required 		edit

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

[function(any value[, number index, array array]):any].

Alias: function, callback, udf
parallel
boolean, optional 		edit

execute closures parallel
maxThreads
number, optional 		edit

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

Alias: maxThreadCount

20

Examples

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Modify an array and store it back into the array

Does not modify existing array, creates a new array and stores it to the assigned variable

aNames = ["Marcus","Sarah","Josefine"];
dump(aNames);

newNames1 = arrayMap(aNames,function(item,index,arr){
    return {'name':item};
});
dump(newNames1);

//member function
newNames2 = aNames.map(function(item,index,arr){
    return {'name':item};
});
dump(newNames2);

See also