ArrayFilter()

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This function creates a new Array that returns all the values from an array that match the given filter.

ArrayFilter( array=array, filter=function, parallel=boolean, maxThreads=number );

Returns: Array

Argument Description Default
array
array, required 		edit

array to filter values from
filter
function, required 		edit

A function/closure that implements the following constructor

function(any arg){ return true/false;}

Alias: closure, function, callback
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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filter an array by its values

fruitArray = [{fruit='apple', rating=4}, {fruit='banana', rating=1}, {fruit='orange', rating=5}, {fruit='mango', rating=2}, {fruit='kiwi', rating=3}];

favoriteFruits = arrayFilter(fruitArray, function(item){
    return item.rating >= 3;
});
dump(favoriteFruits);

filter an array by its values (member function)

fruitArray = [{fruit='apple', rating=4}, {fruit='banana', rating=1}, {fruit='orange', rating=5}, {fruit='mango', rating=2}, {fruit='kiwi', rating=3}];

favoriteFruits = fruitArray.filter(function(item){
    return item.rating >= 3;
});
dump(favoriteFruits);

See also